The water equivalent of a copper calorimeter is 4.5 g. If specific heat of copper is 0.09cal/g/0C, then (Lf=80cal/gm)
A
Mass of the calorimeter is 0.5 kg
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B
Thermal capacity of the calorimeter is 4.5cal0/C
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C
The heat required to raise the temperature of the calorimeter by 80C will be 36 cal.
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D
Heat required to melt 15 gm of ice at 0oC Placed in the calorimeter will be 1200 cal
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Solution
The correct options are A Thermal capacity of the calorimeter is 4.5cal0/C C The heat required to raise the temperature of the calorimeter by 80C will be 36 cal. (A)ms=4.5