Refrigeration System Quiz

Refrigeration System Quiz

University

15 Qs

quiz-placeholder

Similar activities

EVFF U3 L7 Mr. Ahmed Sleem

EVFF U3 L7 Mr. Ahmed Sleem

University

10 Qs

game

game

University

10 Qs

Description

Description

5th Grade - University

10 Qs

Refrigeration and Compressor Systems Quiz

Refrigeration and Compressor Systems Quiz

University

15 Qs

Refrigeration System Quiz

Refrigeration System Quiz

University

15 Qs

Expansion Devices in Refrigeration

Expansion Devices in Refrigeration

University

15 Qs

Ontario Red Seal HVAC 313A Practice Exam

Ontario Red Seal HVAC 313A Practice Exam

University

10 Qs

kelas XI TKR ABC

kelas XI TKR ABC

10th Grade - University

15 Qs

Refrigeration System Quiz

Refrigeration System Quiz

Assessment

Quiz

English

University

Hard

Created by

Laura McHugh

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A refrigeration system using R-404A has an evaporator pressure of 35 psig. What is the approximate evaporator saturation temperature?

-10°F

-5°F

0°F

All of the above

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A compressor is running at 1,800 RPM with a bore of 2.75 inches, a stroke of 4 inches, and has 4 cylinders. What is the total displacement per minute?

107,800 in³/min

85,500 in³/min

97,000 in³/min

All of the above

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A refrigeration system with a capillary tube shows high superheat and low suction pressure. What could be the cause?

System undercharge

Capillary tube restriction

Low ambient temperature

All of the above

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A compressor draws 7.2 kW and has a cooling capacity of 20,500 BTU/hr. What is the coefficient of performance (COP)?

2.1

2.8

3.5

All of the above

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the function of a crankcase heater in a compressor?

To increase the compressor's efficiency

To prevent refrigerant migration

To cool the compressor

To reduce noise

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A refrigeration system has a discharge pressure of 275 psig and a suction pressure of 60 psig. What is the approximate compression ratio?

4.1:1

4.8:1

5.2:1

All of the above

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A heat pump in heating mode has a condenser pressure of 340 psig using R-410A. What is the approximate condenser saturation temperature?

90°F

100°F

110°F

All of the above

Create a free account and access millions of resources

Create resources
Host any resource
Get auto-graded reports
or continue with
Microsoft
Apple
Others
By signing up, you agree to our Terms of Service & Privacy Policy
Already have an account?