1000+ Refrigeration and Air Conditioning MCQ Questions & Answers - 1

Question: 1

In central air conditioning system

(A) is used when small area is to air conditioned

(B) all the major equipment is located in one central space removed from the air to be conditioned

(C) there is only one machine which performs the function of air conditioning

(D) entire equipment is placed in the air conditioned space

Ans: B

all the major equipment is located in one central space removed from the air to be conditioned

Question: 2

A cooling tower cools water

(A) slightly above wet bulb temperature

(B) below wet bulb temperature

(C) wet bulb has no bearing on cooling load performance

(D) equal to wet bulb temperature

Ans: A

slightly above wet bulb temperature

Question: 3

Cooling towers are used for cooling water

(A) to be used for cooling the compressor

(B) to be used for filtration of air

(C) to be used for humidification

(D) to be injected in circulating air

Ans: A

to be used for cooling the compressor

Question: 4

A cooling tower in a refrigeration system

(A) removes heat from hot water coming out of condenser

(B) removes heat from lubricating oil

(C) removes heat from brine

(D) removes heat from refrigerant

Ans: A

removes heat from hot water coming out of condenser

Question: 5

The condition of refrigerant before and after the condenser in a vapour compression cycle is

(A) wet vapour, wet vapour

(B) dry saturated, dry saturated

(C) dry saturated, wet vapour

(D) dry saturated, saturated liquid

Ans: D

dry saturated, saturated liquid

Error Report!

Related Questions
Read More Engineering Topics