In a circuit a 33 Q resistor carries a current of 2 A. The voltage across the resistor is __________?
A. 33 V
B. 66 v
C. 80 V
D. 132 V
Category: Engineeeing Mcqs
The property of a conductor due to which it passes current is called __________?
A. resistance
B. reluctance
C. conductance
D. inductance
Which of the following statement is true both for a series and a parallel D. C. circuit?
A. Elements have individual currents
B. Currents are additive
C. Voltages are additive
D. Power are additive
Three resistances of 10 ohms, 15 ohms and 30 ohms are connected in parallel. The total resistance of the combination is __________?
A. 5 ohms
B. 10 ohms
C. 15 ohms
D. 55 ohms
Out of the following which is not a poor conductor?
A. Cast iron
B. Copper
C. Carbon
D. Tungsten
Conductance is reciprocal of __________?
A. resistance
B. inductance
C. reluctance
D. capacitance
The substances which have a large number of free electrons and offer a low resistance are called __________?
A. insulators
B. inductors
C. semi-conductors
D. conductors
A resistance having rating 10 ohms, 10 W is likely to be a __________?
A. metallic resistor
B. carbon resistor
C. wire wound resistor
D. variable resistor
You have to replace 1500 Q resistor in radio. You have no 1500 Q resistor but have several 1000 Q ones which you would connect __________?
A. two in parallel
B. two in parallel and one in series
C. three in parallel
D. three in series
An instrument which detects electric current is known as __________?
A. voltmeter
B. rheostat
C. wattmeter
D. galvanometer
