www.ThinkITI.com

Home
MCQ
Search
Free Apps
Important
Study Groups
Contact Us
Policy

Home
MCQ
Objective Questions
Engineering
Mechanical
ME Set-1
Heat Transfer Refrigeration and Air Conditioning
240

Heat Transfer Refrigeration and Air Conditioning MCQ with Answers

240) The refrigerant used for absorption refrigerators working on heat from solar collectors is a mixture of water and

carbon dioxide

sulphur dioxide

lithium bromide

R-12

Answer is:

lithium bromide

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

241) In a black body, all radiations are rejected.

Right

Wrong

Answer is:

Wrong

242) Most air cooled condensers are designed to operate with a temperature difference of

5 Degree Centigrade

8 Degree Centigrade

14 Degree Centigrade

22 Degree Centigrade

Answer is:

14 Degree Centigrade

243) In a reversed Brayton cycle, the heat is absorbed by the air during

isentropic compression process

constant pressure cooling process

isentropic expansion process

constant pressure expansion process

Answer is:

constant pressure expansion process

244) Wet bulb temperature is the temperature of air recorded by a thermometer, when

it is not effected by the moisture present in the air

its bulb is surrounded by a wet cloth exposed to the air

the moisture present in it begins to condense

none of the above

Answer is:

its bulb is surrounded by a wet cloth exposed to the air

Heat Transfer Refrigeration and Air Conditioning MCQ with Answers

For more MCQ's Click Here