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Chapter 13 - Electrostatics - 4
1.
The electric lines of force determines the strength of an:
a) Electric field
b) Magnetic field
c) Gravitational field
d) All of the above
2.
The electric intensity at a mid point between two similar charged plates is:
a) E
-
/ E
+
b) E
+
+ E
-
c) E
+
- E
-
d) E
+
/ E
3.
The first discovered subatomic particle is:
a) Meson
b) Neutron
c) Proton
d) Electron
4.
Electric flux is given by the expression
a) Φ =E . A
b) Φ=E x A
c) E= F/q
d) E=Kq/r
2
5.
Electric flux is zero when:
a) A is held perpendicular to E
b) None of the above
c) A is large
d) A is held parallel to E
6.
The closed surface where Gauss’s law is applied is called:
a) Triangular surface
b) Gaussian surface
c) Circular surface
d) Rectangular surface
7.
Work done per unit charge is called:
a) Electric Intensity
b) None of the above
c) Electric potential
d) Electric flux
8.
ERG stands for:
a) Electric retino graphy
b) None of the above
c) Energy radio graph
d) Electro radio graphy
9.
The Unit of capacitance is:
a) Farad
b) None of above
c) Ohm
d) Coulomb
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