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BINA LIBRARY-ELECTROMAGNETIC INDUCTION AND ALTERNATING CURRENT-EXERCISE
- The co-efficient of mutual inductance when magnetic flux changes by 2 ...
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- The mutual inductance of an induction coil is 5H. In the primary coil ...
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- A coil of wire of radius r has 600 turns and a self inductance of 108 ...
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- The average power dissipation in a pure capacitor in ac circuit is
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- The average power dissipation on a pure inductor L in an ac circuit is
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- An oscillator circuit consists of an inductance of 0.5 mH and capacito...
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- A transformer has 2100 tums in primary and 4200 turns in secondary. An...
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- A dynamo acts as a
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- Lenz's law is a consequence of the law of conservation of
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- The phenomenon of electromagnetic induction was discovered by
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- If an aC ammeter reads I ampere in an aC circuit, the peak value of th...
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- In a transformer, energy is transferred from the primary to the second...
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- An electron enters a region with uniform velocity and it moves in the ...
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- An electron of charge e enters a magnetic field B with a velocity v an...
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- A charged particle moves at right angles to a uniform magnetic field a...
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- Energy dissipates in LCR circuit in
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- The working of a dynamo is based on the principle of
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- The average power dissipation on a pure inductor L in an ac circuit is
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- A capacitor of capacity C has reactance X. If the capacitance and freq...
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- When current changes from + 2A to -2A in 0.05 S, an emf of 8V is induc...
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