CAMERO 1. A gage attached to a pressurized nitrogen tank reads a gage pressure of 70.5 cm of mercury. If atmospheric pressure is 100 kPa, what is the absolute pressure in the tank? a) 95 kPa b) 99 kPa c) 101 kPa d) 194 kPa e) 203 kPa 2. On a sea-level standard day, a pressure gage, moored below the surface of the ocean (SG 1.025) reads an absolute pressure of 1.4 MPa. How deep is the instrument? b) 129 m c) 133 m d) 140 m e) 2080 m a) 4 m 3. Consider a soap bubble of diameter 3 mm. If the surface tension coefficient is 0.072 N/m and external pressure is 0 Pa gage, what is the bubble's internal gage pressure? a) 24 Pa b) 48 Pa c) 96 Pa d) 192 Pa 4. A 1.2 m long, 2.54 cm-diameter shaft rotates inside an equally long cylinder that is 2.6 cm in diameter. The torque required to rotate the inner shaft at 2000 rpm if the gap filled with oil (µ-0.2884 Pa.s) is... a) 244 N.m b) 3.1 N.m e) none of previous **** c) 8.2 N.m

Elements Of Electromagnetics
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nonoose the correct answer for eac
1. A gage attached to a pressurized nitrogen tank reads a gage pressure of 70.5 cm of
mercury. If atmospheric pressure is 100 kPa, what is the absolute pressure in the tank?
a) 95 kPa b) 99 kPa
e) 203 kPa
c) 101 kPa d) 194 kPa
2. On a sea-level standard day, a pressure gage, moored below the surface of the ocean (SG
= 1.025) reads an absolute pressure of 1.4 MPa. How deep is the instrument?
a) 4 m
c) 133 m
d) 140 m
b) 129 m
e) 2080 m
3. Consider a soap bubble of diameter 3 mm. If the surface tension coefficient is 0.072 N/m
and external pressure is 0 Pa gage, what is the bubble's internal gage pressure?
a) 24 Pa
b) 48 Pa
c) 96 Pa
d) 192 Pa
4. A 1.2 m long, 2.54 cm-diameter shaft rotates inside an equally long cylinder that is 2.6
cm in diameter. The torque required to rotate the inner shaft at 2000 rpm if the gap filled
with oil (μ-0.2884 Pa.s) is...
a) 244 N.m
b) 3.1 N.m
c) 8.2 N.m
e) none of previous
Transcribed Image Text:nonoose the correct answer for eac 1. A gage attached to a pressurized nitrogen tank reads a gage pressure of 70.5 cm of mercury. If atmospheric pressure is 100 kPa, what is the absolute pressure in the tank? a) 95 kPa b) 99 kPa e) 203 kPa c) 101 kPa d) 194 kPa 2. On a sea-level standard day, a pressure gage, moored below the surface of the ocean (SG = 1.025) reads an absolute pressure of 1.4 MPa. How deep is the instrument? a) 4 m c) 133 m d) 140 m b) 129 m e) 2080 m 3. Consider a soap bubble of diameter 3 mm. If the surface tension coefficient is 0.072 N/m and external pressure is 0 Pa gage, what is the bubble's internal gage pressure? a) 24 Pa b) 48 Pa c) 96 Pa d) 192 Pa 4. A 1.2 m long, 2.54 cm-diameter shaft rotates inside an equally long cylinder that is 2.6 cm in diameter. The torque required to rotate the inner shaft at 2000 rpm if the gap filled with oil (μ-0.2884 Pa.s) is... a) 244 N.m b) 3.1 N.m c) 8.2 N.m e) none of previous
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