1
GATE EE 2003
MCQ (Single Correct Answer)
+1
-0.3
A Manganin swamping resistance is connected in series with a moving coil ammeter consisting of a milli-ammeter and a suitable shunt in order to
A
minimize the effect of temperature variation
B
obtain large deflecting torque
C
reduce the size of the meter
D
minimize the effect of stray magnetic fields
2
GATE EE 1998
MCQ (Single Correct Answer)
+1
-0.3
A d.c. voltmeter has a sensitivity of $$1000$$$$\Omega /volt.$$ When it measures half full scale in $$100$$ $$V$$ range, the current through the voltmeter is
A
$$100$$ $$mA$$
B
$$1$$ $$mA$$
C
$$0.5$$ $$mA$$
D
$$50$$ $$mA$$
3
GATE EE 1998
MCQ (Single Correct Answer)
+1
-0.3
A moving coil galvanometer is made into a d.c. ammeter by connecting
A
a low resistance across the meter
B
a high resistance in series with the meter
C
a pure inductance across the meter
D
a capacitor in series with the meter
4
GATE EE 1996
MCQ (Single Correct Answer)
+1
-0.3
An advantage of a permanent magnet moving coil instrument is that it is
A
free from friction error
B
has high (torque/weight of the moving parts) ratio
C
has low (torque/weight of the moving parts) ratio
D
can be used on both a.c. and d.c.
GATE EE Subjects
EXAM MAP