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Electronics and Communication Engineering - Measurements and Instrumentation

Exercise : Measurements and Instrumentation - Section 6
16.
In a phase shifting transformer the currents in the two stator winding are in phase.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
17.
A power factor meter has
one current and one pressure circuit
one current circuit and two pressure circuits
two current circuits and two pressure circuits
two current circuits and one pressure circuit
Answer: Option
Explanation:
No answer description is available. Let's discuss.
18.
In a semiconductor strain gauge, the ohmic electrical contacts are generally made of
copper wire
gold wire
aluminium wire
nickel wire
Answer: Option
Explanation:
No answer description is available. Let's discuss.
19.
To measure dielectric loss you would use
Anderson bridge
Kelvin bridge
Schering bridge
Maxwell's bridge
Answer: Option
Explanation:
No answer description is available. Let's discuss.
20.
Minute cracks in metals and minute faults in welded joints can be detected using
IR rays
UV rays
a rays
X-ray/γ-rays
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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