Question

Any process in which the system returns to its initial state after undergoing a series of changes is known as ___________

(a) Clockwise process

(b) Anticlockwise process

(c) Cyclic process

(d) Thermodynamic process

This question was addressed to me in an international level competition.

My question comes from Thermal Equilibrium topic in portion Kinetic Theory of Gases of Engineering Physics I

Answer 1

Right option is (c) Cyclic process

Best explanation: Any process in which the system returns to its initial state is known as a cyclic process. The change in internal energy after a complete cycle is zero because the system returns to its initial state.