SM0486
d.
is direct reading for average velocity.
6.
You are performing the sensitivity control test.
If operating properly, the
output meter will indicate
a.
half scale on all channel positions.
b.
full scale on all channel positions.
c.
full scale for channel 1 and 2 and half scale for channel 3 and 4.
d.
half scale for channels 1 and 2 and full scale for channels 3 and 4.
7.
The sensitivity of the vibration meter is adjusted
a.
to the corrected sensitivity of the pickup.
b.
to the sensitivity of the pickup.
c.
for maximum sensitivity.
d.
for minimum sensitivity.
8.
The electric panel of the pickup calibrator provides
a.
amplification of the driver coil.
b.
a direct current to the driver coil.
c.
control of the vibration produced by the coil.
d.
a means of comparing the signal voltages of the vibration pickup and
the signal generator.
9.
a.
.35 V DC
c.
3.5 V DC
b.
.35 V AC
d.
3.5 V AC
10.
Vibration pickup sensitivity is read
a.
directly in volts per inch per second.
b.
directly in millivolts per inch per second.
c.
indirectly in millivolts per inch per second.
d.
directly in millivolts per inch per second, after applying correction
factors.
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