First Law of Thermodynamics

Q.

A system absorbs 100 kJ heat and performs 60 kJ work on the surroundings. The increase in internal energy of the system is

1. 40 kJ

2. 160 kJ

3. 100 kJ

4. 4000 kJ

Q.

A system absorbs 100 kJ heat and performs 60 kJ work on the surroundings. The increase in internal energy of the system is

1. 40 kJ

2. 160 kJ

3. 100 kJ

4. 4000 kJ