Thermodynamic Quiz1

Heat engine is a device to harness work from heat

• True

• False

The principles of thermodynamics are commonly used in all engineering fields related to energy conversation and energy conservation

• True

• False

The 1st law of thermodynamics is about energy conservation; energy cannot be created or destroyed

• True

• False

The 2nd law of thermodynamics explains why all real processes are irreversible and how the irreversibility of a process is quantified with the concept of entropy generation.

• True

• False

Work and heat are two forms or energy; but they are not the same

• True

• False

It is possible for a heat engine to convert heat to the same amount of work

• True

• False

Which of the following machines are the applications of thermodynamics?

• Hydropower station

• Air conditioner

• Refrigerator

• Steam turbine

• Heat engine

A closed system cannot exchange mass with its surroundings.

• True

• False

An isolated system cannot exchange mass or energy with its surroundings

• True

• False

A control volume (open system) must have opennings for mass transfer to occure between the system and its surroundings

• True

• False