1
GATE EE 1992
MCQ (Single Correct Answer)
+1
-0.3
An unshielded moving iron voltmeter is used to measure the voltage in an a.c. circuit. If a stray d.c. magnetic field having a component along the axis of the meter coil appears, the meter reading would be
A
unaffected
B
decreased
C
increased
D
either decreased or increased depending on the direction of the d.c. field
2
GATE EE 1991
Numerical
+1
-0
The current $$i(t)$$ passing through $$10\Omega $$ resistor as shown in fig $$A$$. as a waveform as shown in fig $$B.$$ Then the reading of the d.c voltmeter is connected across $$10\Omega $$ resistor is GATE EE 1991 Electrical and Electronics Measurement - Basic of Indicating Instruments Question 40 English 1 GATE EE 1991 Electrical and Electronics Measurement - Basic of Indicating Instruments Question 40 English 2
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