Estimate the entering speed of the bullet

Reference no: EM13554774

A 0.015 kg lead bullet is tested by firing it into a fixed block of wood with a mass of 1.08 kg . The block and imbedded bullet together absorb all the heat generated. After thermal equilibrium has been reached, the system has a temperature rise measured as 2.0×10^?2 C. Estimate the entering speed of the bullet.

Reference no: EM13554774

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