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Q. Use Lenz's law to determine the direction of induced current in the following situations
(i) A wire of irregular shape turns into a circular shape
(ii) A circular loop being deformed into a narrow straight wire
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The direction of induced currents in loop 1 and loop 2 are ( $cw$ -clockwise $acw$ -anticlockwise)

Alternating Current

Solution:

In loop 1, $X$ increases, so induced current will produce a magnetic field i.e. it will flow $acw$.
In loop 2; decreases, so induced current will increase magnetic field i.e., it flows $ac w$