What will be the polarities at A\;B if the ...

ICSE Class 10 Physics 2018 Paper

The diagram shows a coil wound around a $U$ shape soft iron bar $A B$ .

Question : 71 of 78

Marks: +1, -0

What will be the polarities at

A\;B

if the direction of current is reversed in the circuit?

Solution:

If the direction of current is reversed in the circuit then -

The polarity at A will be North Pole.

The polarity at B will be South Pole.

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