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NCERT Physics Class12 Exemplar Chapter- 2 Electrostatic Potential and Capacitance Part- 3
Q.9 The work done to move a charge along an equipotential from A to B
- cannot be defined as
- must be defined as
- is zero
- can have a non-zero value.
Answer: B and C
Q.10 In a region of constant potential
- The electric field is uniform
- The electric field is zero
- There can be no charge inside the region.
- The electric field shall necessarily change if a charge is placed outside the region.
Answer: B and C
Q.11 In the circuit shown in figure initially key is closed and key is open. Then is opened and is closed (order is Important) .
[Take and as charges on and and and . As voltage respectively.]
Then
- Charge on gets redistributed such that
- Charge on gets redistributed such that
- Charge on gets redistributed such that
- Charge on gets redistributed such that
Answer: A and D
Q.12 If a conductor has a potential and there are no charges anywhere else outside, then
- There must he charges on the surface or Inside Itself.
- There cannot be any charge in the bad of the conductor.
- There must be charges only on the surface.
- There must be charges inside the surface.
Answer: A and B