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प्रश्न
State two factors on which the magnitude of induced e.m.f. in a coil depend.
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उत्तर
- The change in magnetic flux.
- Rate of change in magnetic flux.
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संबंधित प्रश्न
State Lenz’s Law.
- Describe briefly one way producing an induced e.m.f?
- State one factor that determines the magnitude of induced e.m.f. in part (a) above.
- What factor determines the direction of induced e.m.f. in part (a) above?
In which of the following case does the electromagnetic induction occur?
A conductor is moved in a varying magnetic field. Name the law which determines the direction of current induced in the conductor.
In a coil of resistance 150 `Omega`, a current is induced by changing the magnetic flux through it as shown in the figure. The magnitude of change in flux through the coil is ____________.
The direction of the magnetic field around a straight conductor carrying current can be determined by ______.
For which angle between two equal vectors `vec"A"` and `vec"B"` will the magnitude of the sum of two vectors be equal to the magnitude of each vector?
A conductor in the form of a circular arc of the radius of curvature R subtends an angle Ø at its centre of curvature. If the current in the conduct is I, the magnetic induction at the centre of curvature is ______.
Name the principle of AC generator.
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 ______.
