Q.

If two balls of same metal weighing 5 g and 10 g strike with a target with the same velocity. The heat energy so developed is used for raising their temperature alone. Then the temperature will be highe

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a

for bigger ball

b

for smaller ball

c

equal for both the balls

d

decrease for both the balls

answer is C.

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Detailed Solution

Energy=12mv2=mcΔθ⇒Δθ α v2Temperature does not depend upon mass of the balls
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