Friday 11 April 2014

Lenz’s Law

Lenz’s Law Points : Lenz’s Law Way of induce emf be able to get by the help of Lenz’s law, which states that, the way of an induced emf formed through the method of electromagnetic induction is for all time such that the induced current flows in such a way so as to resist the cause that formed it. Suppose that the magnet is being reserved from the coil. The induced current in this form will flow in such a direction that the end of the coil opposite the magnet will be southpole. Thus the force of hold exerted by S pole of coil work as an electromagnet on N pole of the magnet will resist the removal of magnet from the coil. Therefore the motion of the magnet in also direction is opposed by current set up by that emf. The resistance is indicate by negative signal.

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