Teaching Haryana (HPSC) Assistant Professor Mock Test 2025 Physics Thermodynamics First law of thermodynamics
A total of 48 J heat is given to one mole of helium kept in a cylinder. The temperature of helium increases by 2°C. The work done by the gas is : (Given, R = 8.3 J K–1mol–1.)
1
72.9 J
2
24.9 J
3
48 J
4
23.1 J
5
Question Not Attempted