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The work done to move a charge along an ...

The work done to move a charge along an equipotential from `A` to `B`

A

cannot be defined as `-int_(A)^(B)E.dl`

B

must be defined as `-int_(A)^(B)E.dl`

C

is zero

D

can have a non-zero value

Text Solution

Verified by Experts

The correct Answer is:
C
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Knowledge Check

  • STATEMENT-1 : Work done to move a charge on the surface of metal solid charged cylinder is always zero. and STATEMENT-2 : Work done to move a charge on an equipotential surface is zero.

    A
    Statement-1 is True, Statement-2 is True, Statement-2 is a correct explanation for Statement-1
    B
    Statement-1 is True, Statement-2 is True, Statement-2 is NOT a correct explanation for Statement-1
    C
    Statement-1 is True, Statement-2 is False
    D
    Statement-1 is False , Statement-2 is True

  • Work done in moving a charge on equipotential surface is:

    A
    Infinite
    B
    Zero
    C
    Cannot determine
    D
    1

  • Assertion(A): A point charge q is rotated along a circle around another point charge Q .The work done by electric field on the field on the rotating charge in half revolution is zero. Reason (R ) :No work is done to move a charge on an equipotential line or surface.

    A
    Both `(A)` and `(R )` are true and `'R'` is the correct explanation of `A`.
    B
    Both `A` and `R` are true and `R` is not the correct explanation of `A`
    C
    `A` is true and `R` is false
    D
    `A` is false and `R` is true.