20-04-09 Prove Work energy Theorem

This one is a simple one for those who have appeared in IIT Already

But for those thta havent,

Try proving this one..

DOnt refer any text ..

It is an easy but important concept. Must know.

(Work done by all external forces is the change of kinetic energy!)

7 Answers

39
Dr.House ·

39
Dr.House ·

well, i am not so good at phy. say if its wrong

62
Lokesh Verma ·

bhargav.. it is only partly correct

iN the sense that it is nto complete.

You have assumed constant force

but that is not given!

39
Dr.House ·

no. above i took a variable force. i have wriiten F net thats why

9
Celestine preetham ·

hmm bhaiyya i think u dint see part 1 of b555 post

btw b555 u shudnt attempt this , nish wants jee2010 aspirants to ans

62
Lokesh Verma ·

oh yes celestine..

sorry bhargav..

39
Dr.House ·

no probs. sorry celestine.

anyways i am no better than a 10th class guy when it comes to phy .

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