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Magnetic field lines can be entirely con...

Magnetic field lines can be entirely confined within the core of a toroid, but not within a straight solenoid. Why?

A

There Is no force or torque on an element due to the field produced by that element It self

B

The average of the charge In the system may be zero

C

The magnetic force Is always normal to B

D

A toroid, It has no ends

Text Solution

Verified by Experts

The correct Answer is:
D
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