Questions On Review 41-50

Question 1

The purpose of the condenser in a refrigeration system is to

Cool the refrigerant gas

Change the refrigerant vapor to a liquid state

Change the refrigerant liquid into a vapor

Answer 1

Change the refrigerant vapor to a liquid state

Question 2

The_______is where the liquid refrigerant turns to gas and absorb laten heat

Condenser

Compressor

Evaporator

Answer 2

Evaporator

Question 3

What would you add to a boiler if you are needed to protect the refractory from excess heat and to increase the capacity of the boiler

Down comer tubes

Steam tubes

Riser tubes

Answer 3

Riser tubes

Question 4

Formula for circumference

3. 14
4. 15
5. 34

Times ?

Answer 4

3.14

Question 5

What is the area of a triangle with a base of 20” and a height of 18”

Triangle formula

1/2

1/3

1

Answer 5

1/2 times base times height

Question 6

85 f =? Rankin

460

450

270

Answer 6

460

Question 7

185 c =? Kelvin

273

460

180

Answer 7

273

Question 8

Where is the tower cooling tower bleed line?

Return line

Supply line

Drain line

Answer 8

Drain line

Question 9

Plume discharges from the cooling tower shall not less than

5 feet

10 feet

20 feet

Answer 9

5 feet

Question 10

The height in feet of a liquid above a point such as pump suction is?

Pressure head

Static head

Friction head

Answer 10

Static head