1
GATE EE 1995
MCQ (Single Correct Answer)
+1
-0.3
Four ammeters $$M1, M2, M3$$ and $$M4$$ with the following specifications are available. GATE EE 1995 Electrical and Electronics Measurement - Basic of Indicating Instruments Question 38 English

A current of $$1$$ $$A$$ is to be measured. To obtain minimum error in the reading, one should select meter

A
$$M1$$
B
$$M2$$
C
$$M3$$
D
$$M4$$
2
GATE EE 1994
MCQ (Single Correct Answer)
+1
-0.3
A $$0$$-$$10$$ $$mA$$ $$PMMC$$ ammeter reads $$4$$ $$mA$$ in a circuit. Its bottom control spring snaps suddenly. The meter will now read nearly
A
$$10$$ $$mA$$
B
$$8$$ $$mA$$
C
$$2$$ $$mA$$
D
zero
3
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
4
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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