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1.
2.
An e.m.f is produced in a coil, which is not connected to an external voltage source. This is not due to
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4.
A square of side L metres lies in the x-y plane in a region, where the magnetic field is given by B = B0{li + 3j + 4k) T, where Bo is constant. The magnitude of flux passing through the square is
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6.
When the rate of change oic current is unity, the induced emf is equal to
7.
Two inductors of inductance .L each are connected in series with opposite? magnetic fluxes. The resultant inductance is
(Ignore mutual inductance)
(Ignore mutual inductance)
8.
If number of turns in primary and secondary coils is increased to two times each, the mutual inductance
9.
Which of the following does not use the application of eddy current?
10.
Identify the wrong statement.