English
Hindi
5.Work, Energy, Power and Collision
normal

$1g$  અને $9g $ દળની ગતિઊર્જા સમાન છે.તો વેગમાનનો ગુણોત્તર

A

$1 : 9$

B

$9 : 1$

C

$1 : 3$

D

$3 : 1$

Solution

$P = \sqrt {2mE} $ $P \propto \sqrt m $

$\frac{{{P_1}}}{{{P_2}}} = \sqrt {\frac{{{m_1}}}{{{m_2}}}} = \sqrt {\frac{1}{9}} = \frac{1}{3}$.

Standard 11
Physics

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