Exercise: Measurements And Instrumentation

Questions for: Measurements And Instrumentation

The coils of Drysdale polar potentiometer are wound non-inductively.
A:
True
B:
False
C:
D:
Answer: A
No answer description is available. Let's discuss.
Heating effect of current is used in
A:
ammeters
B:
voltmeters
C:
both ammeters and voltmeters
D:
wattmeters
Answer: C
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The Y plates of a CRO are excited by a voltage 2 sin 100 t and the X plates are not connected. The display would be
A:
a vertical line
B:
a horizontal line
C:
sine wave
D:
slant line
Answer: A
No answer description is available. Let's discuss.
For measuring mutual inductance we can use
A:
Anderson bridge
B:
Maxwell's bridge
C:
Heaviside bridge
D:
Either (a) or (b)
Answer: C
No answer description is available. Let's discuss.
A dual trace CRO has
A:
one electron gun
B:
two electron guns
C:
one electron gun with one two pole switch
D:
two electron guns with one two pole switch
Answer: C
No answer description is available. Let's discuss.
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