6.System of Particles and Rotational Motion
medium

તકતી ગબડે ત્યારે કુલ ઊર્જા અને ચાકગતિ ઊર્જાનો ગુણોતર કેટલો થાય?

A

$1:1$

B

$2:7$

C

$1:2$

D

$3:1$

(AIIMS-2019)

Solution

The ratio of the total kinetic energy to the rotational kinetic energy is,

$=\frac{\frac{1}{2} m v^{2}\left(1+\frac{K^{2}}{R^{2}}\right)}{\frac{1}{2} m v^{2}\left(\frac{K^{2}}{R^{2}}\right)}$

$=\frac{3}{1}$

Standard 11
Physics

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