# Thermodynamics (Thermodynamic Terms) MCQs with FREE PDF

We have the best collection of Thermodynamic Terms MCQs and answer with FREE PDF. These Thermodynamic Terms MCQs will help you to prepare for any competitive exams like: NEET, AIIMS, JEE Mains, JEE Advance, IIT JEE, JIPMER and other Exams at all levels – you just have to practice regularly.

## Thermodynamic Terms MCQs

a) 50 KJ

b) 25 KJ

c) -50 KJ

d) -25 KJ

a) PV = constant

b) PV? constant

c) PV3 constant

d) PV2 constant

a) true

b) false

#### 4. An open system allows the transfer of ________

a) only mass

b) only energy

c) both mass and energy

d) neither mass nor energy

a) True

b) False

a) ?U = -W

b) ?U = W

c) ?U + W = 0

d) ?U = -W

#### 7. The temperature of an object increases slowly, then the energy of that object _________

a) increases slowly

b) decreases quickly

c) increases quickly

d) decreases slowly

#### 8. Which of the following property cannot be used to describe the state of a system?

a) pressure

b) volume

c) temperature

d) universal gas constant

#### 9. When work is done on system or by a system there is a change in _________

a) external energy

b) internal energy

d) isothermal energy