{"id":6211,"date":"2019-02-15T04:42:08","date_gmt":"2019-02-14T23:12:08","guid":{"rendered":"http:\/\/astan.lk\/al_virtualclassroom\/?p=6211"},"modified":"2019-02-15T09:21:28","modified_gmt":"2019-02-15T03:51:28","slug":"%e0%ae%aa%e0%ae%bf%e0%ae%9a%e0%af%81%e0%ae%95%e0%af%8d%e0%ae%95%e0%af%81%e0%ae%ae%e0%af%88","status":"publish","type":"post","link":"https:\/\/astan.lk\/al_virtualclassroom\/ta\/%e0%ae%aa%e0%ae%bf%e0%ae%9a%e0%af%81%e0%ae%95%e0%af%8d%e0%ae%95%e0%af%81%e0%ae%ae%e0%af%88\/","title":{"rendered":"\u0baa\u0bbf\u0b9a\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bc8"},"content":{"rendered":"

\u0baa\u0bbf\u0b9a\u0bc1\u0b95\u0bcd\u0b95\u0bc1 \u0b8a\u0b9f\u0b95\u0ba4\u0bcd\u0ba4\u0bbf\u0ba9\u0bc1\u0bb3\u0bcd\u0bb3\u0bc7 \u0baa\u0bca\u0bb0\u0bc1\u0bb3\u0bbf\u0ba9\u0bcd \u0b87\u0baf\u0b95\u0bcd\u0b95\u0bae\u0bcd<\/strong>
\n\u0bb8\u0bcd\u0bb0\u0bcb\u0b95\u0bcd\u0b95\u0bbf\u0ba9\u0bcd \u0bb5\u0bbf\u0ba4\u0bbf<\/strong>
\n\u0baa\u0bbf\u0b9a\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bc8 \u03b7 \u0b86\u0b95\u0bb5\u0bc1\u0bb3\u0bcd\u0bb3 \u0b93\u0bb0\u0bcd \u0b8a\u0b9f\u0bc1\u0b95\u0ba4\u0bcd\u0ba4\u0bbf\u0ba9\u0bc1\u0bb3\u0bcd a \u0b86\u0bb0\u0bc8\u0baf\u0bc1\u0b9f\u0bc8\u0baf \u0b95\u0bcb\u0bb3\u0bae\u0bcd \u0b92\u0ba9\u0bcd\u0bb1\u0bc1 v \u0b95\u0ba4\u0bbf\u0baf\u0bc1\u0b9f\u0ba9\u0bcd \u0b87\u0baf\u0b99\u0bcd\u0b95\u0bc1\u0bae\u0bcd\u0baa\u0bcb\u0ba4\u0bc1 \u0b85\u0ba4\u0bbf\u0bb2\u0bcd \u0ba4\u0bca\u0bb4\u0bbf\u0bb1\u0bcd\u0baa\u0b9f\u0bc1\u0bae\u0bcd \u0baa\u0bbf\u0b9a\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bc8 \u0bb5\u0bbf\u0b9a\u0bc8 F \u0b86\u0ba9\u0ba4\u0bc1<\/p>\n

 <\/p>\n

F = \u00a06\u03c0 \u03b7 av \u0b86\u0bb2\u0bcd \u0ba4\u0bb0\u0baa\u0bcd\u0baa\u0b9f\u0bc1\u0bae\u0bcd.
\n\u0baa\u0bbf\u0b9a\u0bc1\u0b95\u0bcd\u0b95\u0bc1 \u0b8a\u0b9f\u0b95\u0bae\u0bca\u0ba9\u0bcd\u0bb1\u0bbf\u0bb2\u0bcd \u0baa\u0bca\u0bb0\u0bc1\u0bb3\u0bbe\u0ba9\u0ba4\u0bc1 \u0b87\u0baf\u0b99\u0bcd\u0b95\u0bc1\u0bae\u0bcd \u0ba4\u0bbf\u0b9a\u0bc8\u0b95\u0bcd\u0b95\u0bc1 \u0b8e\u0ba4\u0bbf\u0bb0\u0bbe\u0ba9 \u0ba4\u0bbf\u0b9a\u0bc8\u0baf\u0bbf\u0bb2\u0bcd \u0baa\u0bbf\u0b9a\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bc8 \u0bb5\u0bbf\u0b9a\u0bc8 \u0ba4\u0bbe\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bcd
\n\u0baa\u0bbf\u0b9a\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bc8 \u0bb5\u0bbf\u0b9a\u0bc8 F \u0b86\u0ba9\u0ba4\u0bc1 \u0baa\u0bbf\u0ba9\u0bcd\u0bb5\u0bb0\u0bc1\u0bae\u0bcd \u0b95\u0bbe\u0bb0\u0ba3\u0bbf\u0b95\u0bb3\u0bbf\u0bb2\u0bcd \u0ba4\u0b99\u0bcd\u0b95\u0bbf\u0baf\u0ba4\u0bc1.
\n1. \u0b8a\u0b9f\u0b95\u0ba4\u0bcd\u0ba4\u0bbf\u0ba9\u0bcd \u0baa\u0bbf\u0b9a\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bc8\u0b95\u0bcd \u0b95\u0bc1\u0ba3\u0b95\u0bae\u0bcd\u03b7
\n2. \u0b95\u0bcb\u0bb3\u0ba4\u0bcd\u0ba4\u0bbf\u0ba9\u0bcd r
\n3. \u0b95\u0bcb\u0bb3\u0ba4\u0bcd\u0ba4\u0bbf\u0ba9\u0bcd \u0bb5\u0bc7\u0b95\u0bae\u0bcdv\u00e7<\/p>\n

 <\/p>\n

F \u221d\u00a0nx
\nF \u221d\u00a0ry
\nF \u221d\u00a0vz
\n[F] = K[n]x<\/sup> [r]y<\/sup> [v]z<\/sup><\/p>\n

MLT-2<\/sup>\u00a0= [ML-1<\/sup>T-1<\/sup>]x<\/sup> [L]y<\/sup>[LT-1<\/sup>]z<\/sup>
\nMLT-2 <\/sup>= Mx<\/sup> Ly+z-x<\/sup> T-x-z<\/sup>
\nM \u21d2 x = 1
\nL \u21d2 -x + y + z = 1
\nT \u21d2 -x + -z = -2
\nx = 1, y = 1, z = 1<\/p>\n

\u0b95\u0ba3\u0bbf\u0ba4\u0baa\u0bcd \u0baa\u0b95\u0bc1\u0baa\u0bcd\u0baa\u0bbe\u0baf\u0bcd\u0bb5\u0bbf\u0ba9\u0bcd\u0baa\u0b9f\u0bbf , K= 6\u03c0 ,
\nF = 6\u03c0nrv<\/p>\n

\u0bb8\u0bcd\u0bb0\u0bcb\u0b95\u0bcd\u0b95\u0bbf\u0ba9\u0bcd\u0bb5\u0bbf\u0ba4\u0bbf \u0bb5\u0bb2\u0bbf\u0ba4\u0bbe\u0b95\u0bc1\u0bae\u0bcd \u0ba8\u0bbf\u0baa\u0ba8\u0bcd\u0ba4\u0ba9\u0bc8\u0b95\u0bb3\u0bcd<\/strong>
\n1. \u0baa\u0bbe\u0baf\u0bbf\u0bae\u0bc1\u0b9f\u0bbf\u0bb5\u0bbf\u0bb2\u0bcd \u0b8a\u0b9f\u0b95\u0bae\u0bbe\u0b95 \u0b87\u0bb0\u0bc1\u0ba4\u0bcd\u0ba4\u0bb2\u0bcd \u0bb5\u0bc7\u0ba3\u0bcd\u0b9f\u0bc1\u0bae\u0bcd.
\n2. \u0b95\u0bcb\u0bb3\u0ba4\u0bcd\u0ba4\u0bbf\u0ba9\u0bcd \u0bb5\u0bc7\u0b95\u0bae\u0bcd \u0bae\u0bbf\u0b95 \u0b89\u0baf\u0bb0\u0bcd\u0bb5\u0bbe\u0b95 \u0b87\u0bb0\u0bc1\u0ba4\u0bcd\u0ba4\u0bb2\u0bcd \u0b95\u0bc2\u0b9f\u0bbe\u0ba4\u0bc1.
\n3. \u0baa\u0bbe\u0baf\u0bbf\u0baf\u0bbf\u0ba9\u0bc1\u0bb3\u0bcd \u0bb5\u0bbf\u0bb4\u0bc1\u0bae\u0bcd\u0baa\u0bcb\u0ba4\u0bc1 \u0b85\u0bb2\u0bc8\u0b95\u0bb3\u0bcb \u0b9a\u0bc1\u0bb4\u0bbf\u0baa\u0bcd\u0baa\u0bcb\u0b9f\u0bcd\u0b9f\u0b99\u0bcd\u0b95\u0bb3\u0bcb \u0b89\u0ba3\u0bcd\u0b9f\u0bbe\u0b95 \u0b95\u0bc2\u0b9f\u0bbe\u0ba4\u0bc1.<\/p>\n

4. \u0b8a\u0b9f\u0b95\u0ba4\u0bcd\u0ba4\u0bbf\u0bb1\u0bcd\u0b95\u0bc1\u0bae\u0bcd \u0baa\u0bca\u0bb0\u0bc1\u0bb3\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bcd \u0b87\u0b9f\u0bc8\u0baf\u0bc7 \u0bb5\u0bb4\u0bc1\u0b95\u0bcd\u0b95\u0bc1 \u0ba4\u0ba9\u0bcd\u0bae\u0bc8 \u0b87\u0bb0\u0bc1\u0b95\u0bcd\u0b95 \u0b95\u0bc2\u0b9f\u0bbe\u0ba4\u0bc1.
\n5. \u0b95\u0bcb\u0bb3\u0baa\u0bcd \u0baa\u0bca\u0bb0\u0bc1\u0bb3\u0bcd \u0bb5\u0bbf\u0bb1\u0bc8\u0baa\u0bcd\u0baa\u0bbe\u0ba9\u0ba4\u0bbe\u0b95\u0bb5\u0bc1\u0bae\u0bcd \u0b92\u0baa\u0bcd\u0baa\u0bae\u0bbe\u0b95\u0bb5\u0bc1\u0bae\u0bcd \u0b87\u0bb0\u0bc1\u0ba4\u0bcd\u0ba4\u0bb2\u0bcd \u0bb5\u0bc7\u0ba3\u0bcd\u0b9f\u0bc1\u0bae\u0bcd.<\/p>\n

\u0bae\u0bc1\u0b9f\u0bbf\u0bb5\u0bc1\u0bb5\u0bc7\u0b95\u0bae\u0bcd<\/strong>
\n\u0b92\u0baf\u0bcd\u0bb5\u0bbf\u0bb2\u0bc1\u0bb3\u0bcd\u0bb3 \u0bae\u0bc1\u0b9f\u0bbf\u0bb5\u0bbf\u0bb2\u0bcd \u0baa\u0bbf\u0b9a\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bc8 \u0ba4\u0bbf\u0bb0\u0bb5\u0ba4\u0bcd\u0ba4\u0bbf\u0ba9\u0bc1\u0bb3\u0bcd \u0b89\u0bb0\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0b95\u0bcd\u0b95\u0bcb\u0bb3\u0bae\u0bcd \u0bb5\u0bbf\u0b9f\u0bc1\u0bb5\u0bbf\u0b95\u0bcd\u0b95\u0baa\u0bcd\u0baa\u0b9f\u0bc1\u0bae\u0bcd \u0baa\u0bcb\u0ba4\u0bc1 \u0ba8\u0bbf\u0bb1\u0bc8 \u0b95\u0bbe\u0bb0\u0ba3\u0bae\u0bbe\u0b95 \u0b95\u0bcb\u0bb3\u0bae\u0bcd \u0b86\u0bb0\u0bcd\u0bae\u0bc1\u0b9f\u0bc1\u0b95. \u0bb5\u0bc7\u0b95\u0ba4\u0bcd\u0ba4\u0bc8\u0baa\u0bcd\u0baa\u0bc6\u0bb1\u0bc1\u0bae\u0bcd. \u0b87\u0baf\u0b99\u0bcd\u0b95\u0bc1\u0bae\u0bcd \u0ba4\u0bbf\u0b9a\u0bc8\u0b95\u0bcd\u0b95\u0bc1 \u0b8e\u0ba4\u0bbf\u0bb0\u0bcd\u0ba4\u0bbf\u0b9a\u0bc8\u0baf\u0bbf\u0bb2\u0bcd \u0b89\u0bb0\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0b95\u0bcd\u0b95\u0bcb\u0bb3\u0ba4\u0bcd\u0ba4\u0bbf\u0bb2\u0bcd \u0b89\u0bb0\u0bbe\u0baf\u0bcd\u0bb5\u0bc1 \u0bb5\u0bbf\u0b9a\u0bc8 \u0ba4\u0bca\u0bb4\u0bbf\u0bb1\u0bcd\u0baa\u0b9f\u0bc1\u0bae\u0bcd.
\n\u0b89\u0bb0\u0bbe\u0baf\u0bcd\u0bb5\u0bc1\u0bb5\u0bbf\u0b9a\u0bc8 \u0bb5\u0bc7\u0b95\u0ba4\u0bcd\u0ba4\u0bc1\u0b9f\u0ba9\u0bcd \u0b85\u0ba4\u0bbf\u0b95\u0bb0\u0bbf\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bcd. \u0b87\u0ba4\u0ba9\u0bbe\u0bb2\u0bcd \u0b89\u0bb0\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0b95\u0bcd \u0b95\u0bcb\u0bb3\u0ba4\u0bcd\u0ba4\u0bbf\u0bb2\u0bcd \u0b95\u0bc0\u0bb4\u0bcd\u0ba8\u0bcb\u0b95\u0bcd\u0b95\u0bbf \u0ba4\u0bca\u0bb4\u0bbf\u0bb1\u0bcd\u0baa\u0b9f\u0bc1\u0bae\u0bcd \u0bb5\u0bbf\u0bb3\u0bc8\u0baf\u0bc1\u0bb3\u0bcd \u0bb5\u0bbf\u0b9a\u0bc8 \u0b95\u0bc1\u0bb1\u0bc8\u0bb5\u0b9f\u0bc8\u0baf\u0bc1\u0bae\u0bcd. \u0b85\u0ba4\u0bc7\u0ba8\u0bc7\u0bb0\u0bae\u0bcd \u0bb5\u0bc7\u0b95\u0bae\u0bcd \u0b85\u0ba4\u0bbf\u0b95\u0bb0\u0bbf\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bcd.
\n\u0b92\u0bb0\u0bc1\u0ba8\u0bbf\u0bb2\u0bc8\u0baf\u0bbf\u0bb2\u0bcd \u0b95\u0bcb\u0bb3\u0ba4\u0bcd\u0ba4\u0bbf\u0bb2\u0bcd \u0ba4\u0bca\u0bb4\u0bbf\u0bb1\u0bcd\u0baa\u0b9f\u0bc1\u0bae\u0bcd \u0bae\u0bc7\u0bb2\u0ba4\u0bbf\u0b95 \u0bb5\u0bbf\u0b9a\u0bc8 \u0baa\u0bc2\u0b9a\u0bcd\u0b9a\u0bbf\u0baf\u0bae\u0bbe\u0b95\u0bc1\u0bae\u0bcd. \u0b87\u0ba8\u0bcd\u0ba8\u0bbf\u0bb2\u0bc8\u0baf\u0bbf\u0bb2\u0bcd \u0b86\u0bb0\u0bcd\u0bae\u0bc2\u0b9f\u0bc1\u0b95\u0bb2\u0bcd \u0baa\u0bc2\u0b9a\u0bcd\u0b9a\u0bbf\u0baf\u0bae\u0bcd. \u0b87\u0ba8\u0bcd\u0ba8\u0bbf\u0bb2\u0bc8\u0baf\u0bbf\u0bb2\u0bcd \u0b95\u0bcb\u0bb3\u0bae\u0bcd \u0bae\u0bbe\u0bb1\u0bbe \u0b89\u0baf\u0bb0\u0bcd\u0bb5\u0bc7\u0b95\u0bae\u0bcd Vt \u0b89\u0b9f\u0ba9\u0bcd \u0b87\u0baf\u0b99\u0bcd\u0b95\u0bc1\u0bae\u0bcd. \u0b87\u0bae\u0bcd\u0bae\u0bbe\u0bb1\u0bbe \u0b89\u0baf\u0bb0\u0bcd\u0bb5\u0bc7\u0b95\u0bae\u0bcd Vt \u0b86\u0ba9\u0ba4\u0bc1 \u0bae\u0bc1\u0b9f\u0bbf\u0bb5\u0bc1\u0bb5\u0bc7\u0b95\u0bae\u0bcd \u0b85\u0bb2\u0bcd\u0bb2\u0ba4\u0bc1 \u0b87\u0bb1\u0bc1\u0ba4\u0bbf \u0bb5\u0bc7\u0b95\u0bae\u0bcd \u0b8e\u0ba9\u0baa\u0bcd\u0baa\u0b9f\u0bc1\u0bae\u0bcd.<\/p>\n

\"24\"<\/a><\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

\u0baa\u0bbf\u0b9a\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0ba4\u0bcd \u0ba4\u0bbf\u0bb0\u0bb5\u0ba4\u0bcd\u0ba4\u0bbf\u0ba9\u0bbf\u0bb2\u0bcd \u0b89\u0bb0\u0bc1\u0b95\u0bcd\u0b95\u0bcb\u0bb3\u0ba4\u0bcd\u0ba4\u0bbf\u0ba9\u0bcd \u0b87\u0baf\u0b95\u0bcd\u0b95\u0ba4\u0bcd\u0ba4\u0bc1\u0b9f\u0ba9\u0bcd \u0ba4\u0bca\u0b9f\u0bb0\u0bcd\u0baa\u0bbe\u0ba9 \u0b9a\u0bbf\u0bb2 \u0bb5\u0bb0\u0bc8\u0baa\u0bc1\u0b95\u0bb3\u0bcd<\/strong><\/p>\n

\"25\"<\/a><\/p>\n

 <\/p>\n

\u0bae\u0bc1\u0b9f\u0bbf\u0bb5\u0bc1 \u0bb5\u0bc7\u0b95\u0ba4\u0bcd\u0ba4\u0bbf\u0bb1\u0bcd\u0b95\u0bbe\u0ba9 \u0b95\u0bcb\u0bb5\u0bc8<\/strong>
\n1. \u0b95\u0bcb\u0bb3\u0bae\u0bcd \u0b95\u0bc0\u0bb4\u0bcd \u0ba8\u0bcb\u0b95\u0bcd\u0b95\u0bbf \u0b87\u0baf\u0b99\u0bcd\u0b95\u0bc1\u0bae\u0bcd\u0baa\u0bcb\u0ba4\u0bc1<\/strong><\/p>\n

\"26\"<\/a><\/p>\n

F + U = W
\nF + U = mg
\n6\u03c0anvo + vopg = vdg
\n6\u03c0anvo + 4\/3\u03c0a3<\/sup>pg = 4\/3\u03c0 a3<\/sup>dg<\/p>\n

6\u03c0anvo = 4\/3 \u03c0a3<\/sup> (d – p) g
\nvo =( 2a2 \u00a0<\/sup>\/9n)(d – p)g<\/p>\n

 <\/p>\n

 <\/p>\n

\u0b95\u0bcb\u0bb3\u0bae\u0bcd \u0bae\u0bc7\u0bb2\u0bcd \u0ba8\u0bcb\u0b95\u0bcd\u0b95\u0bbf \u0b87\u0baf\u0b99\u0bcd\u0b95\u0bc1\u0bae\u0bcd\u0baa\u0bcb\u0ba4\u0bc1<\/strong><\/p>\n

\"27\"<\/a>
\n\u0bae\u0bc1\u0b9f\u0bbf\u0bb5\u0bc1 \u0bb5\u0bc7\u0b95\u0ba4\u0bcd\u0ba4\u0bc8 \u0b85\u0b9f\u0bc8\u0ba8\u0bcd\u0ba4\u0baa\u0bbf\u0ba9\u0bcd
\nU = mg + F
\nvpg = vdg + 6\u03c0anvo
\n4\/3a3<\/sup>pg = 4\/3a3<\/sup>dg + 6\u03c0anvo
\nvo = 2a2<\/sup>\/9n(p- d) g<\/p>\n

 <\/p>\n

\u0baa\u0bbe\u0baf\u0bbf\u0b95\u0bb3\u0bbf\u0ba9\u0bcd \u0baa\u0bbf\u0b9a\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bc8 \u0bb5\u0bbf\u0b9a\u0bc8<\/strong>
\n\u0baa\u0bbf\u0b9a\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bc8 \u0bb5\u0bbf\u0b9a\u0bc8<\/strong>
\n\u0b95\u0bc1\u0bb4\u0bbe\u0baf\u0bcd \u0b92\u0ba9\u0bcd\u0bb1\u0bbf\u0ba9\u0bc2\u0b9f\u0bbe\u0b95 \u0baa\u0bbe\u0baf\u0bbf\u0baf\u0bca\u0ba9\u0bcd\u0bb1\u0bc1 \u0baa\u0bbe\u0baf\u0bcd\u0b95\u0bbf\u0ba9\u0bcd\u0bb1\u0baa\u0bcb\u0ba4\u0bc1 \u0b95\u0bc1\u0bb4\u0bbe\u0baf\u0bbf\u0ba9\u0bcd \u0bae\u0ba4\u0bcd\u0ba4\u0bbf\u0baf\u0bbf\u0bb2\u0bc1\u0bb3\u0bcd\u0bb3 \u0baa\u0bbe\u0baf\u0bbf\u0baa\u0bcd\u0baa\u0b9f\u0bc8 \u0b95\u0bc2\u0b9f\u0bbf\u0baf \u0bb5\u0bc7\u0b95\u0ba4\u0bcd\u0ba4\u0bc1\u0b9f\u0ba9\u0bc1\u0bae\u0bcd\u00e4\u00e4 \u0b95\u0bc1\u0bb4\u0bbe\u0baf\u0bbf\u0ba9\u0bcd \u0b9a\u0bc1\u0bb0\u0bc1\u0b95\u0bcd\u0b95\u0bc1 \u0b85\u0ba3\u0bcd\u0bae\u0bc8\u0baf\u0bbf\u0bb2\u0bc1\u0bb3\u0bcd\u0bb3 \u0baa\u0bbe\u0baf\u0bbf\u0baa\u0bcd\u0baa\u0b9f\u0bc8 \u0b95\u0bc1\u0bb1\u0bc8\u0ba8\u0bcd\u0ba4 \u0bb5\u0bc7\u0b95\u0ba4\u0bcd\u0ba4\u0bc1\u0b9f\u0ba9\u0bc1\u0bae\u0bcd \u0b87\u0baf\u0b99\u0bcd\u0b95\u0bc1\u0bae\u0bcd \u0b95\u0bc1\u0bb4\u0bbe\u0baf\u0bbf\u0ba9\u0bcd \u0b9a\u0bc1\u0bb5\u0bb0\u0bc1\u0b9f\u0ba9\u0bcd \u0ba4\u0bca\u0b9f\u0bcd\u0b9f\u0bc1\u0b95\u0bcd \u0b95\u0bca\u0ba3\u0bcd\u0b9f\u0bbf\u0bb0\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bcd \u0baa\u0bbe\u0baf\u0bbf\u0baa\u0bcd\u0baa\u0b9f\u0bc8 \u0b93\u0baf\u0bcd\u0bb5\u0bbf\u0bb2\u0bbf\u0bb0\u0bc1\u0baa\u0bcd\u0baa\u0ba4\u0bbe\u0b95 \u0b95\u0bb0\u0bc1\u0ba4\u0bb2\u0bbe\u0bae\u0bcd.
\n\"28\"<\/a><\/p>\n

 <\/p>\n

\u0b85\u0bb0\u0bc1\u0bb5\u0bbf\u0b95\u0bcd\u0b95\u0bcb\u0b9f\u0bcd\u0b9f\u0bc1\u0baa\u0bcd \u0baa\u0bbe\u0baf\u0bcd\u0b9a\u0bcd\u0b9a\u0bb2\u0bcd<\/strong>
\n\u0b87\u0baf\u0b99\u0bcd\u0b95\u0bc1\u0bae\u0bcd \u0baa\u0bbe\u0baf\u0bbf\u0baf\u0bbf\u0ba9\u0bcd \u0ba4\u0bc1\u0ba3\u0bbf\u0b95\u0bcd\u0b95\u0bc8\u0b95\u0bb3\u0bcd \u0baf\u0bbe\u0bb5\u0bc1\u0bae\u0bcd \u0b85\u0b9a\u0bcd\u0b9a\u0bc1\u0b95\u0bcd\u0b95\u0bc1 \u0b9a\u0bae\u0bbe\u0ba8\u0bcd\u0ba4\u0bb0\u0bae\u0bbe\u0b95 \u0b87\u0baf\u0b99\u0bcd\u0b95\u0bc1\u0bb5\u0ba4\u0bc1\u0b9f\u0ba9\u0bcd\/ \u0ba4\u0bc1\u0ba3\u0bbf\u0b95\u0bcd\u0b95\u0bc8\u0b95\u0bb3\u0bcd \u0b8e\u0bb2\u0bcd\u0bb2\u0bbe\u0bae\u0bcd \u0b8f\u0ba4\u0bbe\u0bb5\u0ba4\u0bc1 \u0ba4\u0bb0\u0baa\u0bcd\u0baa\u0b9f\u0bcd\u0b9f \u0baa\u0bc1\u0bb3\u0bcd\u0bb3\u0bbf\u0baf\u0bbf\u0bb2\u0bcd \u0b92\u0bb0\u0bc7 \u0b95\u0ba4\u0bbf\u0baf\u0bc8 \u0b92\u0bb0\u0bc7 \u0baa\u0bbe\u0ba4\u0bc8\u0baf\u0bc8\u0baf\u0bc1\u0bae\u0bcd \u0b95\u0bca\u0ba3\u0bcd\u0b9f\u0ba4\u0bbe\u0baf\u0bbf\u0ba9\u0bcd \u0b85\u0baa\u0bcd\u0baa\u0bbe\u0baf\u0bcd\u0b9a\u0bcd\u0b9a\u0bb2\u0bcd \u0b85\u0bb0\u0bc1\u0bb5\u0bbf\u0b95\u0bcd\u0b95\u0bcb\u0b9f\u0bcd\u0b9f\u0bc1 \u0baa\u0bbe\u0baf\u0bcd\u0b9a\u0bcd\u0b9a\u0bb2\u0bcd \u0b86\u0b95\u0bc1\u0bae\u0bcd.
\n\u0b95\u0bca\u0ba8\u0bcd\u0ba4\u0bb3\u0bbf\u0baa\u0bcd\u0baa\u0bc1\u0baa\u0bcd \u0baa\u0bbe\u0baf\u0bcd\u0b9a\u0bcd\u0b9a\u0bb2\u0bcd<\/strong>
\n\u0b87\u0baf\u0b99\u0bcd\u0b95\u0bc1\u0bae\u0bcd \u0baa\u0bbe\u0baf\u0bbf\u0ba4\u0bcd\u0ba4\u0bc1\u0ba3\u0bbf\u0b95\u0bcd\u0b95\u0bc8\u0b95\u0bb3\u0bcd \u0baf\u0bbe\u0bb5\u0bc1\u0bae\u0bcd \u0b8e\u0bb4\u0bc1\u0ba8\u0bcd\u0ba4\u0bae\u0bbe\u0ba9 \u0b87\u0baf\u0b95\u0bcd\u0b95\u0ba4\u0bcd\u0ba4\u0bbf\u0bb2\u0bcd \u0b87\u0baf\u0b99\u0bcd\u0b95\u0bc1\u0bae\u0bbe\u0baf\u0bbf\u0ba9\u0bcd \u0b85\u0baa\u0bcd\u0baa\u0bbe\u0baf\u0bcd\u0b9a\u0bcd\u0b9a\u0bb2\u0bcd \u0b95\u0bca\u0ba8\u0bcd\u0ba4\u0bb3\u0bbf\u0baa\u0bcd\u0baa\u0bc1 \u0baa\u0bbe\u0baf\u0bcd\u0b9a\u0bcd\u0b9a\u0bb2\u0bcd \u0b8e\u0ba9\u0baa\u0bcd\u0baa\u0b9f\u0bc1\u0bae\u0bcd.
\n\u0ba8\u0bbf\u0baf\u0bc2\u0b9f\u0bcd\u0b9f\u0ba9\u0bbf\u0ba9\u0bcd \u0bb5\u0bbf\u0ba4\u0bbf<\/strong><\/p>\n

\"29\"<\/a>
\n\u0b85\u0bb0\u0bc1\u0bb5\u0bbf\u0b95\u0bcd\u0b95\u0bcb\u0b9f\u0bcd\u0b9f\u0bc1 \u0baa\u0bbe\u0baf\u0bcd\u0b9a\u0bcd\u0b9a\u0bb2\u0bbf\u0bb2\u0bcd \u0b89\u0bb3\u0bcd\u0bb3 \u0ba9 \u0b87\u0b9f\u0bc8\u0ba4\u0bcd\u0ba4\u0bc2\u0bb0\u0ba4\u0bcd\u0ba4\u0bbf\u0bb2\u0bcd \u0b89\u0bb3\u0bcd\u0bb3 2 \u0baa\u0bbe\u0baf\u0bbf\u0baa\u0bcd\u0baa\u0b9f\u0bc8\u0baf\u0bbf\u0ba9\u0bcd \u0bb5\u0bc7\u0b95\u0b99\u0bcd \u0b95\u0bb3\u0bcd V1V2 \u0b86\u0b95\u0bc1\u0bae\u0bcd. \u0baa\u0bbe\u0baf\u0bbf\u0baa\u0bcd\u0baa\u0b9f\u0bc8\u0b95\u0bb3\u0bbf\u0ba9\u0bcd \u0ba4\u0bca\u0b9f\u0bc1\u0b95\u0bc8\u0baa\u0bcd \u0baa\u0bb0\u0baa\u0bcd\u0baa\u0bb3\u0bb5\u0bc1 A\u00a0\u0b86\u0b95\u0bb5\u0bc1\u0bae\u0bcd \u0b87\u0bb0\u0bc1\u0baa\u0bcd\u0baa\u0bbf\u0ba9\u0bcd \u0ba8\u0bbf\u0baf\u0bc2\u0b9f\u0bcd \u0b9f\u0ba9\u0bbf\u0ba9\u0bcd \u0b95\u0bb0\u0bc1\u0ba4\u0bcd\u0ba4\u0bc1\u0baa\u0bcd\u0baa\u0b9f\u0bbf \u0b87\u0baa\u0bcd\u0baa\u0bbe\u0baf\u0bbf\u0baa\u0bcd\u0baa\u0b9f\u0bc8\u0b95\u0bb3\u0bc1\u0b95\u0bcd\u0b95\u0bc1 \u0b87\u0b9f\u0bc8\u0baf\u0bc7\u0baf\u0bbe\u0ba9 \u0b89\u0bb0\u0bbe\u0baf\u0bcd\u0bb5\u0bc1 \u0bb5\u0bbf\u0b9a\u0bc8 F\u00a0\u0b86\u0b95\u0bc1\u0bae\u0bcd.<\/p>\n

\u0baa\u0bbf\u0b9a\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bc8 \u0b89\u0bb0\u0bbe\u0baf\u0bcd\u0bb5\u0bc1 \u0bb5\u0bbf\u0b9a\u0bc8<\/strong><\/p>\n

F \u00d7 A ( \u0baa\u0bbe\u0baf\u0bbf\u0baa\u0bcd\u0baa\u0b9f\u0bc8 \u0baa\u0bb0\u0baa\u0bcd\u0baa\u0bc1 )
\nF \u00d7 \u03b4V\/ \u03b4d ( \u0bb5\u0bc7\u0b95\u0baa\u0bcd\u0baa\u0b9f\u0bbf\u0ba4\u0bcd\u0ba4\u0bbf\u0bb1\u0ba9\u0bcd )<\/p>\n

F \u00d7 A \u03b4V\/ \u03b4d<\/p>\n

F \u00d7 \u03b7A\u03b4V\/ \u03b4d<\/p>\n

F \u00d7 \u03b7A(V1 – V2)\/d<\/p>\n

\u03b7 = \u0baa\u0bbf\u0b9a\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bc8\u0b95\u0bcd \u0b95\u0bc1\u0ba3\u0b95\u0bae\u0bcd<\/p>\n

\u0baa\u0bbf\u0b9a\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bc8\u0b95\u0bcd \u0b95\u0bc1\u0ba3\u0b95\u0bae\u0bcd (\u03b7) (pas)<\/strong><\/p>\n

\u03b7=(F\/A)\/( \u03b4V\/ \u03b4d )<\/p>\n

\u03b7= \u0ba4\u0bca\u0b9f\u0bb2\u0bbf\u0ba4\u0bcd\u0ba4\u0b95\u0bc8\u0baa\u0bcd\u0baa\u0bc1 \/ \u0bb5\u0bc7\u0b95\u0baa\u0bcd\u0baa\u0b9f\u0bbf\u0ba4\u0bcd\u0ba4\u0bbf\u0bb1\u0ba9\u0bcd<\/p>\n

\u0bb5\u0bc7\u0b95\u0baa\u0bcd\u0baa\u0b9f\u0bbf\u0ba4\u0bcd\u0ba4\u0bbf\u0bb1\u0ba9\u0bcd \u0b93\u0bb0\u0bb2\u0b95\u0bbe\u0b95 \u0b87\u0bb0\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bcd \u0baa\u0bbf\u0bb0\u0ba4\u0bc7\u0b9a\u0ba4\u0bcd\u0ba4\u0bbf\u0bb2\u0bcd \u0b89\u0bb3\u0bcd\u0bb3 \u0b92\u0bb0\u0bc1 \u0b9a\u0ba4\u0bc1\u0bb0 \u0b85\u0bb2\u0b95\u0bc1 \u0baa\u0bb0\u0baa\u0bcd\u0baa\u0bbf\u0bb2\u0bcd \u0b89\u0bb3\u0bcd\u0bb3 \u0baa\u0bbe\u0baf\u0bbf\u0baa\u0bcd\u0baa\u0b9f\u0bc8\u0baf\u0bbf\u0ba9\u0bcd \u0bae\u0bc0\u0ba4\u0bc1 \u0ba4\u0bca\u0bb4\u0bbf\u0bb1\u0bcd\u0baa\u0b9f\u0bc1\u0bae\u0bcd \u0ba4\u0bca\u0b9f\u0bb2\u0bbf\u0baa\u0bcd\u0baa\u0bbf\u0b9a\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bc8 \u0bb5\u0bbf\u0b9a\u0bc8 \u0b85\u0baa\u0bcd\u0baa\u0bbe\u0baf\u0bbf\u0baf\u0bbf\u0ba9\u0bcd \u0baa\u0bbf\u0b9a\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bc8\u0b95\u0bcd \u0b95\u0bc1\u0ba3\u0b95\u0bae\u0bcd \u0b8e\u0ba9\u0baa\u0bcd\u0baa\u0b9f\u0bc1\u0bae\u0bcd.
\n\u0ba4\u0bbf\u0ba3\u0bcd\u0bae \u0b89\u0bb0\u0bbe\u0baf\u0bcd\u0bb5\u0bc1 \u0bb5\u0bbf\u0b9a\u0bc8\u0baf\u0bbe\u0ba9\u0ba4\u0bc1 \u0ba4\u0bca\u0b9f\u0bc1\u0b95\u0bc8\u0baa\u0bcd \u0baa\u0bb0\u0baa\u0bcd\u0baa\u0bbf\u0bb2\u0bcb \u0bb5\u0bc7\u0b95\u0ba4\u0bcd\u0ba4\u0bbf\u0bb2\u0bcb \u0ba4\u0b99\u0bcd\u0b95\u0bc1\u0bb5\u0ba4\u0bbf\u0bb2\u0bcd\u0bb2\u0bc8. \u0b86\u0ba9\u0bbe\u0bb2\u0bcd \u0ba4\u0bbf\u0bb0\u0bb5 \u0b89\u0bb0\u0bbe\u0baf\u0bcd\u0bb5\u0bc1 \u0bb5\u0bbf\u0b9a\u0bc8 \u0ba4\u0bca\u0b9f\u0bc1\u0b95\u0bc8\u0baa\u0bcd \u0baa\u0bb0\u0baa\u0bcd\u0baa\u0bbf\u0bb2\u0bc1\u0bae\u0bcd \u0bb5\u0bc7\u0b95\u0ba4\u0bcd\u0ba4\u0bbf\u0bb2\u0bc1\u0bae\u0bcd \u0ba4\u0b99\u0bcd\u0b95\u0bbf\u0baf\u0bc1\u0bb3\u0bcd\u0bb3\u0ba4\u0bc1.
\n\u0bb5\u0bc6\u0baa\u0bcd\u0baa\u0ba8\u0bbf\u0bb2\u0bc8 \u0b95\u0bc2\u0b9f\u0bc1\u0b95\u0bbf\u0ba9\u0bcd\u0bb1 \u0baa\u0bcb\u0ba4\u0bc1 \u0ba4\u0bbf\u0bb0\u0bb5\u0b99\u0bcd\u0b95\u0bb3\u0bbf\u0ba9\u0bcd \u0baa\u0bbf\u0b9a\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bc8\u0b95\u0bcd \u0b95\u0bc1\u0ba3\u0b95\u0bae\u0bcd \u0b95\u0bc1\u0bb1\u0bc8\u0bb5\u0b9f\u0bc8\u0baf\u0bc1\u0bae\u0bcd. \u0b86\u0ba9\u0bbe\u0bb2\u0bcd \u0bb5\u0bbe\u0baf\u0bc1\u0b95\u0bcd\u0b95\u0bb3\u0bbf\u0ba9\u0bcd \u0baa\u0bbf\u0b9a\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bc8 \u0b95\u0bc1\u0ba3\u0b95\u0bae\u0bcd \u0b89\u0baf\u0bb0\u0bcd\u0bb5\u0b9f\u0bc8\u0baf\u0bc1\u0bae\u0bcd.
\n\u0b95\u0bc1\u0bb1\u0bbf\u0ba4\u0bcd\u0ba4 \u0bb5\u0bc6\u0baa\u0bcd\u0baa\u0ba8\u0bbf\u0bb2\u0bc8\u0baf\u0bbf\u0bb2\u0bcd \u0b85\u0ba4\u0bbf\u0b95\u0bae\u0bbe\u0ba9 \u0ba4\u0bc2\u0baf \u0ba4\u0bbf\u0bb0\u0bb5\u0b99\u0bcd\u0b95\u0bb3\u0bbf\u0ba9\u0ba4\u0bc1\u0bae\u0bcd \u0bb5\u0bbe\u0baf\u0bc1\u0b95\u0bcd\u0b95\u0bb3\u0bbf\u0ba9\u0ba4\u0bc1\u0bae\u0bcd \u0baa\u0bbf\u0b9a\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bc8 \u0b95\u0bc1\u0ba3\u0b95\u0bae\u0bcd \u03b7 \u0bb5\u0bc7\u0b95\u0baa\u0bcd\u0baa\u0b9f\u0bbf\u0ba4\u0bcd\u0ba4\u0bbf\u0bb1\u0ba9\u0bbf\u0bb2\u0bcd \u0ba4\u0b99\u0bcd\u0b95\u0bbf\u0baf\u0bbf\u0bb0\u0bc1\u0baa\u0bcd\u0baa\u0ba4\u0bbf\u0bb2\u0bcd\u0bb2\u0bc8.<\/p>\n

\u03b7 \u0bae\u0bbe\u0bb1\u0bbf\u0bb2\u0bbf\u0baf\u0bbe\u0b95 \u0b89\u0bb3\u0bcd\u0bb3 \u0baa\u0bbe\u0baf\u0bbf\u0b95\u0bb3\u0bcd \u0ba8\u0bbf\u0baf\u0bc2\u0b9f\u0bcd\u0b9f\u0ba9\u0bbf\u0ba9\u0bcd \u0baa\u0bbe\u0baf\u0bbf\u0b95\u0bb3\u0bcd \u0b8e\u0ba9\u0baa\u0bcd\u0baa\u0b9f\u0bc1\u0bae\u0bcd. \u03b7\u0b95\u0bc1\u0bb1\u0bc8\u0bb5\u0bbe\u0b95 \u0b89\u0bb3\u0bcd\u0bb3 \u0ba4\u0bbf\u0bb0\u0bb5\u0b99\u0bcd\u0b95\u0bb3\u0bbe\u0bb5\u0ba9\u00e4\u00e4
\n1. \u0ba4\u0bbf\u0bb0\u0bb5 \u0b9a\u0bc0\u0bae\u0bc6\u0ba8\u0bcd\u0ba4\u0bc1
\n2. Glues
\n3. oil paint<\/p>\n

\u0baa\u0bbe\u0baf\u0bbf\u0baa\u0bcd\u0baa\u0bbe\u0baf\u0bcd\u0b9a\u0bcd\u0b9a\u0bb2\u0bbf\u0bb1\u0bcd\u0b95\u0bbe\u0ba9 \u0baa\u0bc1\u0bb5\u0b9a\u0bc7\u0baf\u0bbf\u0ba9\u0bcd \u0b9a\u0bc2\u0ba4\u0bcd\u0ba4\u0bbf\u0bb0\u0bae\u0bcd<\/strong><\/p>\n

\"30\"<\/a><\/p>\n

\u0b92\u0bb0\u0bc1 \u0b92\u0b9f\u0bc1\u0b99\u0bcd\u0b95\u0bbf\u0baf \u0b95\u0bbf\u0b9f\u0bc8\u0b95\u0bc1\u0bb4\u0bbe\u0baf\u0bbf\u0ba9\u0bc2\u0b9f\u0bbe\u0b95 \u0baa\u0bbe\u0baf\u0bc1\u0bae\u0bcd \u0ba4\u0bbf\u0bb0\u0bb5\u0ba4\u0bcd\u0ba4\u0bbf\u0ba9\u0bcd \u0b95\u0ba9\u0bb5\u0bb3\u0bb5\u0bc1 \u0bb5\u0bc0\u0ba4\u0bae\u0bcd v\/t \u0baa\u0bbf\u0ba9\u0bcd\u0bb5\u0bb0\u0bc1\u0bae\u0bcd \u0b95\u0bbe\u0bb0\u0ba3\u0bbf\u0b95\u0bb3\u0bbf\u0bb2\u0bcd \u0ba4\u0b99\u0bcd\u0b95\u0bbf\u0baf\u0bbf\u0bb0\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bcd<\/p>\n

1. \u0ba4\u0bbf\u0bb0\u0bb5\u0ba4\u0bcd\u0ba4\u0bbf\u0ba9\u0bcd \u0baa\u0bbf\u0b9a\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bc8\u0b95\u0bcd \u0b95\u0bc1\u0ba3\u0b95\u0bae\u0bcd
\n2. \u0b95\u0bc1\u0bb4\u0bbe\u0baf\u0bbf\u0ba9\u0bcd \u0b85\u0b95\u0b86\u0bb0\u0bc8 r
\n3. \u0b85\u0bae\u0bc1\u0b95\u0bcd\u0b95\u0baa\u0bcd\u0baa\u0b9f\u0bbf\u0ba4\u0bcd\u0ba4\u0bbf\u0bb1\u0ba9(p\/l)<\/p>\n

\"poisuilles<\/a><\/p>\n

k=\u0baa\u0bb0\u0bbf\u0bae\u0bbe\u0ba9\u0bae\u0bb1\u0bcd\u0bb1 \u0bae\u0bbe\u0bb1\u0bbf\u0bb2\u0bbf<\/p>\n

\"14\"<\/a><\/p>\n

M \u21d2 O = x + z 1
\nL \u21d2 3 = -x + z – 2z 2
\nT \u21d2 -1 = -x – 2z 3
\n2 – 3 \u21d2 3 + -1 = y
\ny = 4 \u00a0 \u00a0 \u00a0x = 1 \u00a0 \u00a0 \u00a0z = 1<\/p>\n

\"15\"<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

\u0baa\u0bbf\u0b9a\u0bc1\u0b95\u0bcd\u0b95\u0bc1 \u0b8a\u0b9f\u0b95\u0ba4\u0bcd\u0ba4\u0bbf\u0ba9\u0bc1\u0bb3\u0bcd\u0bb3\u0bc7 \u0baa\u0bca\u0bb0\u0bc1\u0bb3\u0bbf\u0ba9\u0bcd \u0b87\u0baf\u0b95\u0bcd\u0b95\u0bae\u0bcd \u0bb8\u0bcd\u0bb0\u0bcb\u0b95\u0bcd\u0b95\u0bbf\u0ba9\u0bcd \u0bb5\u0bbf\u0ba4\u0bbf \u0baa\u0bbf\u0b9a\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bc8 \u03b7 \u0b86\u0b95\u0bb5\u0bc1\u0bb3\u0bcd\u0bb3 \u0b93\u0bb0\u0bcd \u0b8a\u0b9f\u0bc1\u0b95\u0ba4\u0bcd\u0ba4\u0bbf\u0ba9\u0bc1\u0bb3\u0bcd a \u0b86\u0bb0\u0bc8\u0baf\u0bc1\u0b9f\u0bc8\u0baf \u0b95\u0bcb\u0bb3\u0bae\u0bcd \u0b92\u0ba9\u0bcd\u0bb1\u0bc1 v \u0b95\u0ba4\u0bbf\u0baf\u0bc1\u0b9f\u0ba9\u0bcd \u0b87\u0baf\u0b99\u0bcd\u0b95\u0bc1\u0bae\u0bcd\u0baa\u0bcb\u0ba4\u0bc1 \u0b85\u0ba4\u0bbf\u0bb2\u0bcd \u0ba4\u0bca\u0bb4\u0bbf\u0bb1\u0bcd\u0baa\u0b9f\u0bc1\u0bae\u0bcd \u0baa\u0bbf\u0b9a\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bc8 \u0bb5\u0bbf\u0b9a\u0bc8 F \u0b86\u0ba9\u0ba4\u0bc1   F = \u00a06\u03c0 \u03b7 av \u0b86\u0bb2\u0bcd \u0ba4\u0bb0\u0baa\u0bcd\u0baa\u0b9f\u0bc1\u0bae\u0bcd. \u0baa\u0bbf\u0b9a\u0bc1\u0b95\u0bcd\u0b95\u0bc1 \u0b8a\u0b9f\u0b95\u0bae\u0bca\u0ba9\u0bcd\u0bb1\u0bbf\u0bb2\u0bcd \u0baa\u0bca\u0bb0\u0bc1\u0bb3\u0bbe\u0ba9\u0ba4\u0bc1 \u0b87\u0baf\u0b99\u0bcd\u0b95\u0bc1\u0bae\u0bcd \u0ba4\u0bbf\u0b9a\u0bc8\u0b95\u0bcd\u0b95\u0bc1 \u0b8e\u0ba4\u0bbf\u0bb0\u0bbe\u0ba9 \u0ba4\u0bbf\u0b9a\u0bc8\u0baf\u0bbf\u0bb2\u0bcd \u0baa\u0bbf\u0b9a\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bc8 \u0bb5\u0bbf\u0b9a\u0bc8 \u0ba4\u0bbe\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bcd \u0baa\u0bbf\u0b9a\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bc8 \u0bb5\u0bbf\u0b9a\u0bc8 F \u0b86\u0ba9\u0ba4\u0bc1 \u0baa\u0bbf\u0ba9\u0bcd\u0bb5\u0bb0\u0bc1\u0bae\u0bcd \u0b95\u0bbe\u0bb0\u0ba3\u0bbf\u0b95\u0bb3\u0bbf\u0bb2\u0bcd \u0ba4\u0b99\u0bcd\u0b95\u0bbf\u0baf\u0ba4\u0bc1. 1. \u0b8a\u0b9f\u0b95\u0ba4\u0bcd\u0ba4\u0bbf\u0ba9\u0bcd \u0baa\u0bbf\u0b9a\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bc8\u0b95\u0bcd \u0b95\u0bc1\u0ba3\u0b95\u0bae\u0bcd\u03b7 2. \u0b95\u0bcb\u0bb3\u0ba4\u0bcd\u0ba4\u0bbf\u0ba9\u0bcd […]<\/p>\n","protected":false},"author":842,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[160,36],"tags":[],"class_list":["post-6211","post","type-post","status-publish","format-standard","hentry","category-160","category-36"],"acf":[],"yoast_head":"\n\u0baa\u0bbf\u0b9a\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bc8 - Learning & Education Portal<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/astan.lk\/al_virtualclassroom\/ta\/\u0baa\u0bbf\u0b9a\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bc8\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u0baa\u0bbf\u0b9a\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bc8 - Learning & Education Portal\" \/>\n<meta property=\"og:description\" content=\"\u0baa\u0bbf\u0b9a\u0bc1\u0b95\u0bcd\u0b95\u0bc1 \u0b8a\u0b9f\u0b95\u0ba4\u0bcd\u0ba4\u0bbf\u0ba9\u0bc1\u0bb3\u0bcd\u0bb3\u0bc7 \u0baa\u0bca\u0bb0\u0bc1\u0bb3\u0bbf\u0ba9\u0bcd \u0b87\u0baf\u0b95\u0bcd\u0b95\u0bae\u0bcd \u0bb8\u0bcd\u0bb0\u0bcb\u0b95\u0bcd\u0b95\u0bbf\u0ba9\u0bcd \u0bb5\u0bbf\u0ba4\u0bbf \u0baa\u0bbf\u0b9a\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bc8 \u03b7 \u0b86\u0b95\u0bb5\u0bc1\u0bb3\u0bcd\u0bb3 \u0b93\u0bb0\u0bcd \u0b8a\u0b9f\u0bc1\u0b95\u0ba4\u0bcd\u0ba4\u0bbf\u0ba9\u0bc1\u0bb3\u0bcd a \u0b86\u0bb0\u0bc8\u0baf\u0bc1\u0b9f\u0bc8\u0baf \u0b95\u0bcb\u0bb3\u0bae\u0bcd \u0b92\u0ba9\u0bcd\u0bb1\u0bc1 v \u0b95\u0ba4\u0bbf\u0baf\u0bc1\u0b9f\u0ba9\u0bcd \u0b87\u0baf\u0b99\u0bcd\u0b95\u0bc1\u0bae\u0bcd\u0baa\u0bcb\u0ba4\u0bc1 \u0b85\u0ba4\u0bbf\u0bb2\u0bcd \u0ba4\u0bca\u0bb4\u0bbf\u0bb1\u0bcd\u0baa\u0b9f\u0bc1\u0bae\u0bcd \u0baa\u0bbf\u0b9a\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bc8 \u0bb5\u0bbf\u0b9a\u0bc8 F \u0b86\u0ba9\u0ba4\u0bc1   F = \u00a06\u03c0 \u03b7 av \u0b86\u0bb2\u0bcd \u0ba4\u0bb0\u0baa\u0bcd\u0baa\u0b9f\u0bc1\u0bae\u0bcd. \u0baa\u0bbf\u0b9a\u0bc1\u0b95\u0bcd\u0b95\u0bc1 \u0b8a\u0b9f\u0b95\u0bae\u0bca\u0ba9\u0bcd\u0bb1\u0bbf\u0bb2\u0bcd \u0baa\u0bca\u0bb0\u0bc1\u0bb3\u0bbe\u0ba9\u0ba4\u0bc1 \u0b87\u0baf\u0b99\u0bcd\u0b95\u0bc1\u0bae\u0bcd \u0ba4\u0bbf\u0b9a\u0bc8\u0b95\u0bcd\u0b95\u0bc1 \u0b8e\u0ba4\u0bbf\u0bb0\u0bbe\u0ba9 \u0ba4\u0bbf\u0b9a\u0bc8\u0baf\u0bbf\u0bb2\u0bcd \u0baa\u0bbf\u0b9a\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bc8 \u0bb5\u0bbf\u0b9a\u0bc8 \u0ba4\u0bbe\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bcd \u0baa\u0bbf\u0b9a\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bc8 \u0bb5\u0bbf\u0b9a\u0bc8 F \u0b86\u0ba9\u0ba4\u0bc1 \u0baa\u0bbf\u0ba9\u0bcd\u0bb5\u0bb0\u0bc1\u0bae\u0bcd \u0b95\u0bbe\u0bb0\u0ba3\u0bbf\u0b95\u0bb3\u0bbf\u0bb2\u0bcd \u0ba4\u0b99\u0bcd\u0b95\u0bbf\u0baf\u0ba4\u0bc1. 1. \u0b8a\u0b9f\u0b95\u0ba4\u0bcd\u0ba4\u0bbf\u0ba9\u0bcd \u0baa\u0bbf\u0b9a\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bc8\u0b95\u0bcd \u0b95\u0bc1\u0ba3\u0b95\u0bae\u0bcd\u03b7 2. \u0b95\u0bcb\u0bb3\u0ba4\u0bcd\u0ba4\u0bbf\u0ba9\u0bcd […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/astan.lk\/al_virtualclassroom\/ta\/\u0baa\u0bbf\u0b9a\u0bc1\u0b95\u0bcd\u0b95\u0bc1\u0bae\u0bc8\/\" \/>\n<meta property=\"og:site_name\" content=\"Learning & Education Portal\" \/>\n<meta property=\"article:published_time\" content=\"2019-02-14T23:12:08+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2019-02-15T03:51:28+00:00\" \/>\n<meta property=\"og:image\" content=\"http:\/\/astan.lk\/al_virtualclassroom\/wp-content\/uploads\/2017\/02\/24-300x249.png\" \/>\n<meta name=\"author\" content=\"Admin\" \/>\n<meta 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