Specific Heat for Melting Ice – Rankers Physics
Topic: Thermal Physics
Subtopic: Calorimetry

Specific Heat for Melting Ice

Assertion (A): Specific heat for melting Ice is infinite.
Reason (R): In isothermal process specific heat of substance is infinite.
 
Both (A) & (R) are true and the (R) is the correct explanation of the (A)
Both (A) & (R) are true but the (R) is not the correct explanation of the (A)
(A) is true but (R) is false
Both (A) and (R) are false

Solution:

Specific heat is \(C = \frac{Q}{m \Delta T}\). During melting, \(\Delta T = 0\), so \(C\) is infinite. Melting is an isothermal process, so both A and R are true and R explains A.

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