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3. A lead sphere (c = .031 cal/gm. Deg. C), mass 30 gm., is dropped from a height of 50 m. If it doesnt bounce nor lose heat

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specific heat of had C= 0.3 collgric C= 0.31x 4.186 c=297.631 16gc height = som Suppose increase in temperature - DT so poten

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