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Chapter 13 - Electrostatics - 6
1.
Coulomb’s Force
a) Repulsive force
b) Attractive force
c) Attractive or repulsive force
2.
Electric Intensity
a) Force per unit charge
b) Energy per unit charge
c) None of these
3.
Unit of Electric Flux
a) N-m
-1
C
2
b) N-m
2
C
-1
c) N-m
3
C
-1
4.
Electric potential difference
a) Electric energy per unit charge
b) Electric difference energy per unit charge
c) Electric potential energy per unit charge
5.
If gravitational force is equal to electrical force then acceleration of the charge is
a) minimum
b) Maximum
c) Zero
6.
The presence of a dielectric
a) Has no effect on potential
b) Increases the potential
c) Decreases the potential
7.
Energy stored in a capacitor
a) ½ CV
2
b) ½ CV
3
c) ½ CV
-2
8.
Resistivity of a material depends upon its
a) Temperature
b) Potential
c) Potential
d) Force per unit charge
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