Water of mass m gram is slowly heated to increase the temperature from T₁ to T₂. The change in entropy of the water, given specific heat of water is 1 J kg⁻¹ K⁻¹, is:

Thermodynamics: JEE Main 2025 Physics question

JEE Main 2025 · 23 Jan, Evening shift · Q39

JEE Main 202523 Jan, Evening shiftPhysicsEasyThermodynamics163× since 2002

Water of mass m gram is slowly heated to increase the temperature from

T_1

T_2

. The change in entropy of the water, given specific heat of water is

1\ \mathrm{J\,kg^{-1}\,K^{-1}}

, is:

JEE Main 2025 · 23 Jan, Evening shift · Q39

JEE Main 202523 Jan, Evening shiftPhysicsEasyThermodynamics163× since 2002

Water of mass m gram is slowly heated to increase the temperature from

T_1

T_2

. The change in entropy of the water, given specific heat of water is

1\ \mathrm{J\,kg^{-1}\,K^{-1}}

, is: