Specific heat is defined as the amount of heat \( \mathrm{P} \) req...

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Specific heat is defined as the amount of heat
\( \mathrm{P} \) required
\( \mathrm{W} \)
(1) To raise unit degree of temperature of a substance
(2) To raise unit mass of substance through unit degree of temperature
(3) To raise unit mass of substance through 10 degree of temperature
(4) None of the above
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