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प्रश्न
What is Lenz’s law?
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उत्तर
Lenz's law states that the direction of induced e.m.f. (or induced current) is such that it always tends to oppose the cause which produces it.
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संबंधित प्रश्न
In which of the following case does the electromagnetic induction occur?
Fleming’s left hand and Right hand rules are used in ____________.
A D.C generator works on the principle of ____________.
The direction of the magnetic field around a straight conductor carrying current can be determined by ______.
State two factors on which the magnitude of induced e.m.f. in a coil depend.
An infinitely long cylinder is kept parallel to an uniform magnetic field B directed along positive z axis. The direction of induced current as seen from the z axis will be ______.
What passes through a coil when the north pole of a magnet is near it?
What happens to magnetic flux through a coil when a magnet is brought closer to it?
What happens when changing magnetic flux passes through a coil that is an open circuit with infinite resistance?
What interaction opposes a north pole moving towards the near face of a coil?
