Physics
Electrostatics
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#41 If two capacitors of capacitance C each are connected in series, the equivalent capacitance is
A) C
B) 2C
C) C/2
D) 4C
#42 If two capacitors of capacitance C each are connected in parallel, the equivalent capacitance is
A) C
B) 2C
C) C/2
D) 4C
#43 The force between two charges is F. If the distance between them is doubled, the force becomes
A) F/2
B) F/4
C) 2F
D) 4F
#44 The force between two charges is F. If the magnitude of each charge is doubled, the force becomes
A) F/2
B) F/4
C) 2F
D) 4F
#45 The electric potential at a point due to a point charge is V. If the distance is doubled, the potential becomes
A) V/2
B) V/4
C) 2V
D) 4V
#46 The electric field at a point due to a point charge is E. If the distance is doubled, the field becomes
A) E/2
B) E/4
C) 2E
D) 4E
#47 The work done in moving a charge between two points in an electric field is independent of the path taken. This is because the electric field is
A) Conservative
B) Non-conservative
C) Uniform
D) Non-uniform
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