ELEN 30173 Final Exam
Authored by Mark Reyes
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100 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formula for pressure?
P = F + A
P = F × A
P = F/A
P = FA
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which pressure term includes atmospheric pressure?
Gauge pressure
Hydrostatic pressure
Static pressure
Absolute pressure
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A gas at 4 psia and 3 ft³ is compressed to 8 psia (constant temperature). What is the new volume?
1.5 ft³
0.75 ft³
3 ft³
6 ft³
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which instrument measures ultra-high vacuum (10⁻⁹ torr)?
Manometer
McLeod gauge
Bourdon tube
Pitot tube
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A U-tube manometer uses a liquid with SG = 2.95. If the gas pressure is 3 psig, what is the displacement (in inches)?
28.21 in
10.5 in
35.0 in
83.22 in
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the sensitivity of a sensor with 10 mV/psi output?
100 mV/psi
0.1 psi/mV
1 psi/mV
10 mV/psi
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A pressure transmitter has a span of 0–100 psi. If accuracy is ±0.5% FS, what is the error at 60 psi?
±0.3 psi
±0.05 psi
±0.6 psi
±0.5 psi
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