Heat and Thermodynamics · Physics · AIIMS

The temperature of food material in refrigerator is 4$$^\circ$$C and temperature of environment is 15$$^\circ$$C. If carnot cycle is used in its worki...

If $$7 \mathrm{~gm} \mathrm{~N}_2$$ is mixed with $$20 \mathrm{~gm} \mathrm{~Ar}$$, there $$\frac{C_p}{C_V}$$ of mixture will be

In an isobaric process, the work done by a di-atomic gas is 10 J, the heat given to the gas will be

Calculate radiation power for sphere whose temperature is 227$$^\circ$$C, radius 2 m and emissivity 0.8.

An ideal gas initially at pressure 1 bar is being compressed from $$30 \mathrm{~m}^3$$ to $$10 \mathrm{~m}^3$$ volume and its temperature decreases fr...

Assertion : Vibrational degree of freedom of a di-atomic gas molecule appears at every high temperature. Reason : Di-atomic gas has two vibrational de...

Assertion : $$\mathrm{NH}_3$$ is liquidities more easily than $$\mathrm{CO}_2$$. Reason : Critical temperature of $$\mathrm{NH}_3$$ is more than $$\ma...

Assertion : In adiabatic process work is independent of the path. Reason : In adiabatic process work done is equal to negative of change in internal e...