MBD -HARYANA BOARD-E.M.I. and A.C.-Exercise
- Electromagnetic induction
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- SI unit of magnetic flux is
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- In electromagnetic induction, the induce 1 emf in a coil is independen...
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- Lenz's law is consequence of the law of conservation of
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- A two metre wire is moving with a velocity of 1 m/sec perpendicular to...
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- A solenoid has 2,000 turns wound over a length of 0.3 m. The area of i...
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- A coil of inductance 8.4 mH and resistance 6 Omega is connected to a 1...
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- An inductance of 2 H and resistance of 10 Omega are connected to a bat...
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- The minumum and maximum values of power factor in an A.C. circuit are ...
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- Average power of an a.c. circuit is:
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- In an AC circuit the maximum value of voltage is 423 volt, Its effecti...
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