Which of the following statements about a straight current-carrying wire placed in a uniform magnetic field is correct? The wire experiences ---------------
a
maximum motor force if the current reverses its direction
b
no motor force of it is parallel to the field
c
no motor force if it is perpendicular to the field
d
a motor force with constant direction if either the current or the magnetic field is reversed
Explanation
Correct Option
bVideo Explanation
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