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Equipotential Surfaces

The work done...

Question

The work done in moving a positive test charge q_o from infinity to a point P at a distance r from the charge q is

A

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B

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C

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D

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Solution

The correct option is A

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Similar questions

Q. The lines of force of the electric field of a positive charge

(+ q)

and a negative charge

(- q)

are shown in figure (a) and (b) below. Then:-

(a) The work done in moving a small positive charge (+

q_{0}

) from Q to P will be positive
(b) The work done in moving a small negative charge (−

q_{0}

) from B to A will be positive
(c) In going from Q to P, the kinetic energy of a small negative charge (−

q_{0}

) increases
(d) In going from B to A, the kinetic energy of a small negative charge (−

q_{0}

Q. The work done in moving a single positive charge from infinity to a point is called ..... at that point

Q. A point charge

q_{0}

is placed at a distance

r

from a point dipole. Force on point charge due to dipole is proportional to

Q. The amount of work done in moving a unit positive charge from infinity to a given point is known as:

1 J

of work is done in bringing

1 C o u l o m b

of positive charge from infinity to a point in the electric field, then the potential of that point is:

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