In order that no emf should be induced in a flat loop of wire placed in changing magnetic field, the angle between $\overrightarrow{B}$ and $\triangle \overrightarrow{A}$ should be:
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Sep 18, 2022
In order that no emf should be induced in a flat loop of wire placed in changing magnetic field, the angle between $\overrightarrow{B}$ and $\triangle \overrightarrow{A}$ should be: