Exercise: Measurements And Instrumentation

Questions for: Measurements And Instrumentation

A 3-digit voltmeter having a resolution of 100 mV can be used to measure a maximum of
A:
100 V
B:
200 V
C:
1000 V
D:
5000 V
Answer: A
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In a megger the controlling torque is provided by
A:
spring
B:
gravity
C:
coil
D:
eddy current
Answer: C
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A phase shifting transformer is used in conjunction with
A:
DC slide wire potentiometer
B:
Crompton potentiometer
C:
AC coordinate potentiometer
D:
Drysdale potentiometer
Answer: D
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Without a spectrum analyser, it is not possible to determine
A:
carrier frequency
B:
antenna pattern
C:
pulse width
D:
spurious signal strength and its location
Answer: A
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Acoustic strain gauges
A:
have good linearity of measurement
B:
do not have long term stability
C:
have a large range of measurement
D:
have an accuracy range of 0.1-1% depending on environment
Answer: D
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