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5.Work, Energy, Power and Collision
normal

વેગમાનમાં $0.01\%,$ નો વધારો થાય,તો ગતિઊર્જામાં કેટલા.....$\%$ નો વધારો થાય?

A

$0.01$

B

$0.02$

C

$0.04$

D

$0.08$

Solution

$E = \frac{{{P^2}}}{{2m}}$

$E \propto {P^2}$

$= 2(\% P) = 2(0.01\%) = 0.02\%.$

Standard 11
Physics

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