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Torque on a Dipole

An electric d...

Question

An electric dipole placed in a non-uniform electric field experiences :

A

both, a torque and a net force

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B

only a force but no torque

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C

only a torque but no net force

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D

no torque and no net force

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Solution

The correct option is A both, a torque and a net force
An electric dipole placed in a non-uniform, electric field experiences a torque and a net force. In a uniform field it experiences only torque.

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Similar questions

Q. In a uniform electric field, an electric dipole experiences only torque. But when the electric field is non-uniform, it experiences torque as well as a net force. Why is it so?

Q. State whether True or False :

In a uniform electric field, the dipole experiences no net force; but experiences a torque having a relation with

P

E

which is given by

\to P \times \to E

where the parameters

P

E

have their usual meaning.

Q. When an electric dipole is placed in a uniform electric field, then :

Q. An electric dipole is placed in an electric field generated by a point charge.
(a) The net electric force on the dipole must be zero.
(b) The net electric force on the dipole may be zero.
(c) The torque on the dipole due to the field must be zero.
(d) The torque on the dipole due to the field may be zero.

Q. A dipole of dipole moment 0.5 Cm

ˆ i

is placed in an electric field

2 ˆ i + 3 ˆ j \frac{N}{c}

. What is the net force and torque on the dipole?

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