1
GATE EE 1996
MCQ (Single Correct Answer)
+1
-0.3
The scale of a voltmeter is uniform. Its type is
A
moving iron
B
induction
C
moving coil permanent magnet
D
moving coil dynamometer
2
GATE EE 1996
MCQ (Single Correct Answer)
+1
-0.3
For a given frequency, the deflecting torque of an induction ammeter is directly proportional to
A
current2
B
current3
C
$$\sqrt {current} $$
D
current
3
GATE EE 1996
MCQ (Single Correct Answer)
+1
-0.3
A water boiler at home is switched on to the $$A.C$$ mains supplying power at $$230$$ $$V/50$$ $$Hz.$$ The frequency of instantaneous power consumed by the boiler is
A
$$0$$ $$Hz$$
B
$$50$$ $$Hz$$
C
$$100$$ $$Hz$$
D
$$150$$ $$Hz$$
4
GATE EE 1996
MCQ (Single Correct Answer)
+1
-0.3
The moving coil in a dynamometer wattmeter is connected
A
in series with the fixed coil
B
across the supply
C
in series with the load
D
across the load
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