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A. F/A
B. V/A
C. VF/A
D. q/VA
Answer
Answer
B. V/A
Submitted by: Rasool Bux
Electrical Engineering Mcqs
Electric flux due to a point charge +q is?
A. 1/4IIɛ q/r
B. q/ɛ0
C. 1/4IIɛ0. q/r2
D. 4IIɛ0
Answer
Answer
B. q/ɛ0
Submitted by: Rasool Bux
N/C =?
A. V/A
B. J/V
C. V/m
D. A/m
Answer
Answer
C. V/m
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Photocopier and inject printer are dealt in?
A. Electrostatics
B. Charges in motion
C. Capacitors
D. Electric fields
Answer
Answer
A. Electrostatics
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If a charged rod is brought closer to a gas filled balloon then?
A. Radius decreases
B. Balloon bursts
C. Radius increase
D. Balloon squeezes
Answer
Answer
C. Radius increase
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Value of εr for various dielectrics is always?
A. Less than unity
B. Equal to the unit
C. Larger than unit
D. No hard and fast rule
Answer
Answer
C. Larger than unit
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SI unit of the permittivity of free space is?
A. Nm2C2
B. N-1mC-2
C. NmC-1
D. N-1m-2C2
Answer
Answer
D. N-1m-2C2
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The number of electrons in one coulomb charge is equal to?
A. 6.2 x 1018
B. 1.6 x 1019
C. 6.2 x 1021
D. 1.6 x 10-27
Answer
Answer
A. 6.2 x 1018
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Equivalent capacitance is greater than individual capacitances in?
A. series combination
B. parallel combination
C. both series and parallel combinations
D. none of above
Answer
Answer
B. parallel combination
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A 5 μF capacitor has a potential difference across its plates of 200 volts. The charge on the capacitor is?
A. 2.5 x 10-8 C
B. 10-5 C
C. 103 C
D. 4 x 103 C
Answer
Answer
B. 10-5 C
Submitted by: Rasool Bux