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Question: A 0.1 kg steel ball falls from a height of 10m and bounces to a height 7m. If all the dissipated ene...

A 0.1 kg steel ball falls from a height of 10m and bounces to a height 7m. If all the dissipated energy were absorbed by the ball as heat, then its temperature rise will be :

(Given Ssteel = 0.11 Kcal/kg0C)

A

0.0640C

B

0.0320C

C

0.1280C

D

None

Answer

0.0640C

Explanation

Solution

mg Dh = msDT