Vacuum Pumps
Authored by Liam Harrett
Other
Professional Development
Used 1+ times
AI Actions
Add similar questions
Adjust reading levels
Convert to real-world scenario
Translate activity
More...
Content View
Student View
41 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The purpose of a vacuum pump is to maintain a vacuum in the annular space, which helps to reduce vaporization of the cryogenic liquid.
True
False
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The lowest possible pressure obtainable using a given vacuum pump, with the suction valve closed.
Open End
Closed End
Dead End
Low Point
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What must the atmospheric pressure be less than when operating?
30
25
27
20
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How long may a warm tank take to drop down to 200 microns?
48 hours
72 hours
24 hours
72 days
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Closes when the pump motor turns off or during a power loss to prevent back leakage through the pump.
(SV-1)
Gate Valve
Globe Valve
Relief Valve
Solenoid Valve
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Prevents toxic vapors from vacuum pump oil (Halovac 100) from entering the space.
Lagging
Overboard Piping
Sideboard Discharge
Solenoid Valve
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
What are the power requirements for a vacuum pump?
3/4 HP Motor
440VAC
3 Phase
60 Hz
50Hz
Access all questions and much more by creating a free account
Create resources
Host any resource
Get auto-graded reports
Continue with Google
Continue with Email
Continue with Microsoft
or continue with
%20(1).png)
Apple
Others
Already have an account?
