Electromagnetic Induction

Electromagnetic Induction
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Explain different ways to induce current in a coil?
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944
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What is the principle of an electric motor?
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352
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Name some devices in which electric motors are used?
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335
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What are the limitations of extracting energy from: the wind?
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369
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Which of the following is not an example of a bio-mass energy source?
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362
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Can any source of energy be pollution free? Why or why not?
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333
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What kind of mirror-concave, convex or plain-would be best suited for use in a solar cooker? Why?
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348
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If a cube of side 5 cm has charge 6 micro coulombs then surface density is?
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460
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What is the mass of ag deposited on cathode when 0.1 m 100 ml agno3?
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510
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For minimum flux the angle between the magnetic field and normal to the surface is?
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382
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What is the de Broglie wavelength (in am) associated with an electron subjected to a potential difference of 54 volt
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416
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