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CHETANA PUBLICATION-Electromagnetic Induction-EXERCISE
- A coil has an area of 0.05 m^2 and it has 800 turns. It is placed perp...
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- A 10 metre wire kept in east-west direction is falling with velocity 5...
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- A metal conductor of length 1m rotates vertically about one of its end...
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- A conducting wire is moving towards right in a magneticfield B.The dir...
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- An e.m.f. of 5 volt is produced by a self inductance, when the current...
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- A 50 mH coil carries a current of 2 ampere. The energy stored in joule...
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- The current passing through a choke coil of 5 Henry is decreasing at t...
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- In what form is the energy stored in an inductor
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- The average e.m.f. induced in a coil in which the current changes from...
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- Two pure inductors each of self inductance L are connected in parallel...
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- The self inductance of a coil is 5 H, a current of 1 A change to 2 A w...
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- A straight conductor of length 0.4 m is moving with a velocity of 7m//...
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- A metal rod of length lm, rotates about its one end in a plane at righ...
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- The magnetic flux through a coil is 5 xx10^-4 Wb at time t = 0. It red...
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- Dimensional formula of magnetic flux is
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- A magnetic field of 2 xx 10^-2Wb//m^2actsat the right angles to a coil...
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- A rectangular coil of 25 turns, area of 25 cm^2 and resistance of 4 oh...
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- The magnetic flux in a coil is phi = 4t^2 + 4t + 4. What is the magnit...
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- A rod of length l is rotated about its one end, perpendicular to a mag...
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- A conducting circular loop is placed in a uniform magnetic field B = 0...
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