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Show that the rms value of an ac is1/sqr...

Show that the rms value of an ac is`1/sqrt2` of its peak value.

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BINA LIBRARY-ELECTROMAGNETIC INDUCTION AND ALTERNATING CURRENT-EXERCISE
  1. A metal rod of length l is placed normal to a uniform magnetic field B...

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  2. How do an eddy current generate?

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  3. Show that the rms value of an ac is1/sqrt2 of its peak value.

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  4. what is power factor of an L-C-R circuit? Explain on the basis of powe...

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  5. What are meant by inductive reactance and capacitive reactance of a ci...

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  6. Write a short note on sharpness of resonance.

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  7. What is the advantage of using a transformer for long distance transmi...

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  8. State Faraday's law of electromagnetic induction.

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  9. State len's Law of electromagnetic induction. Establish that lenz's La...

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  10. Define Coefficients of self induction write their SI units.

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  11. Find the expression for mutual inductance between a pair of co-axial c...

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  12. Briefly explain the working of A.C. generator.

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  13. What is virtual ampere? Deduce the relation I(mns)=I0/sqrt2

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  14. Prove that average power consumed in an ac circuit is P(av) =I(mns)* V...

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  15. A coil of area A, number of turns N and resistance R is rotating in a ...

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  16. The equation of an alternating voltage is V=100sin100πt volt. Find the...

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  17. If the rms current through a 6.8kΩ resistor is 8mA, Find the rms volta...

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  18. What is the advantage of using a transformer for long distance transmi...

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  19. State the working principle of a transformer. What is hysteresis loss ...

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  20. A cylindrical bar magnet is kept along the axis of a circular coil. Wi...

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