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NIKITA PUBLICATION-ELECTROMAGNETIC INDUCTION-MCQs
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- A copper rod moves parallel to the horizontal direction. The emf. Indu...
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- The direction of induced e.m.f. during electromagnetic induction is gi...
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- Lenz's law is a consequence of law of conservation of
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- Lenz's law provides a relation between
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- When a magnet is moved towards a coil the direction of induced current...
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- A horizontal straight conductor along east-west direction falls under ...
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- The total charge induced in a conducting loop when it is moved in magn...
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- If the magnetic field is doubled through a coil of number of turns 'n'...
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- The 5xx10^(-4) magnetic flux lines are passing through a coil of 100 t...
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- A rectangular coil of 20 turns and area of cross-section 25 cm^(2) has...
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- A coil of cross sectional area 100 cm^(2) is placed in the magnetic fi...
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- The magnetic flux phi (in weber ) in a closed circuit of resistance 10...
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- A wire is moving ini the magnetic field of B, if the cross sectional a...
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- A conductor is moving in the magnetic field B the induced current is I...
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- A magnetic field of 2xx10^(-2)T acts at right angles to a coil of area...
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- Aconductor of lengfht 0.4 m is moving with a speed of 7 m/s perpendic...
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- A conductor is moving with the velocity v in the magnetic field and in...
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- A wire is moving with velocity 12xx10^(-2)m/s in a magnetic field of 0...
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- Induced emf produced in a coil rotating in a magnetic field will be ma...
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