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Use Lenz's law to determine the directio...

Use Lenz's law to determine the direction of induced current in the situations described by figure.
(a) A wire of irregular shape turning into a circular shape,
(b) A circular loop being deformed into a narrow straight wire.

Text Solution

Verified by Experts

(a) Along adcd (flux through the surface increases during shape change, so induced current produces opposing flux).
(b) Along a′d′c′b′ (flux decreases during the process)
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