Question

The specific heat capacity of a substance ______.

विकल्प

• changes with the mass of given substance.

• changes with the area or volume of substance.

• changes with rise or fall in temperature.

• is a constant quantity for a given substance.

Answer 1

The specific heat capacity of a substance is a constant quantity for a given substance.

Explanation:

Specific heat capacity is a constant quantity for a given substance. It is the heat required to raise the temperature of a unit mass of a substance by 1°C (or 1 K). It depends only on the nature of the substance, not on its mass, area, volume or the amount of temperature change.