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![[Post New]](/templates/default/images/icon_minipost_new.gif) 3 Jun 2007 20:44:26 IST
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the ans is b ......coz when the bob is at the extreme its tangential acc ( opp to disp - gsinX) is max..........and as it is reaching the extreme its velocity is almost 0......so centripetal acc ( mv^2/r) = 0.......therefore.....only tangential acc is present and tht is represented by option b
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What i wud lyk to be is unique....Govind |
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