A. Radius decreases
B. Balloon bursts
C. Radius increase
D. Balloon squeezes
0
Photocopier and inject printer are dealt in________________?
0
N/C =_____________?
A. Electrostatics
B. Charges in motion
C. Capacitors
D. Electric fields
0
Electric flux due to a point charge +q is______________?
A. V/A
B. J/V
C. V/m
D. A/m
0
Which one of the following can be taken as the measure of electric intensity ?
A. 1/4IIɛ q/r
B. q/ɛ0
C. 1/4IIɛ0. q/r2
D. 4IIɛ0
0
Value of εr for various dielectrics is always________________?
A. F/A
B. V/A
C. VF/A
D. q/VA
0
SI unit of the permittivity of free space is________________?
A. Less than unity
B. Equal to the unit
C. Larger than unit
D. No hard and fast rule
0
The number of electrons in one coulomb charge is equal to_______________?
A. Nm2C2
B. N-1mC-2
C. NmC-1
D. N-1m-2C2
0
Equivalent capacitance is greater than individual capacitances in_____________?
A. 6.2 x 1018
B. 1.6 x 1019
C. 6.2 x 1021
D. 1.6 x 10-27
0
A 5 μF capacitor has a potential difference across its plates of 200 volts. The charge on the capacitor is____________?
A. series combination
B. parallel combination
C. both series and parallel combinations
D. none of above
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