110) The thermostatic expansion valve is used in __________ type of evaporators.

Answer is:

dry

Heat Transfer Refrigeration and Air Conditioning MCQ with Answers

For more MCQ's Click Here

Related Heat Transfer Refrigeration and Air Conditioning MCQ with Answers

111) According to Prevost's theory of exchanges, every body irrespective of its temperature continuously emit heat radiations to the surrounding bodies and at the same time receives heat radiations from the surrounding bodies.

Answer is:

Right

112) In a boot-strap air evaporative cooling system, the evaporator is provided

Answer is:

between the second heat exchanger and the cooling turbine

113) According to Stefan-Boltzmann law, the total radiation from a black body per second per unit area is directly proportional to the

Answer is:

fourth power of the absolute temperature

Explanation:

According to Stefan's law, the total radiation from a black body per second per unit area is directly proportional to the fourth power of the absolute temperature. Stefan Boltzmann law is applicable for heat transfer by radiation. The unit of Stefan-Boltzman is Watt/m²K⁴.

114) A good refrigerant should have

Answer is:

high latent heat of vaporisation and low freezing point

Explanation:

A good refrigerant should have high latent heat of vaporisation and low freezing point.

Heat Transfer Refrigeration and Air Conditioning MCQ with Answers

For more MCQ's Click Here