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For high frequency, a capacitor offers...

For high frequency, a capacitor offers

A

More reactance

B

Less reactance

C

Zero reactance

D

Infinite reactance

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CHETANA PUBLICATION-AC CIRCUITS-Exercise
  1. The capacity of a pure capacitor is1Farad. In DC circuits, its effecti...

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  2. A 220 V, 50 Hz as source is connected to an inductance of 0.2 H and a ...

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  3. For high frequency, a capacitor offers

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  4. In LCR circuit the pd between the terminals of the inductance is 60 V,...

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  5. In a LCR circuit capacitance is changed from C to 2C. For the resonant...

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  6. An oscillator circuit consists of an inductance of 0.5 mH and a capaci...

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  7. Which of the following components of an LCR circuit with ac supply, di...

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  8. The phase difference between the ac and emf is pi/2 . Which of the fol...

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  9. In an A.C. circuit the current

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  10. Acoil of inductive reactance 31 Omegahas a resistance of 8 Omega. It i...

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  11. A light bulb is rated 100 W for a 220 V supply. The resistance of the ...

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  12. A 50 volt a.c. is applied across an RC (series) network. The rms volta...

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  13. Apure inductor of 25 mHis conneded to a source of 220 V. Given the fre...

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  14. If the rms current in a 50 Hz AC rircuit is 5A the value of the curren...

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  15. A resistor of 500 Omega and an indudance of 0.5 H are in series with a...

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  16. Thedisplacement currentisgivenby the expression

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  17. An alternating e.m.f. is given by e = 100 sin 314 t, the time within w...

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  18. A sinusoidal voltage e = 200 sin (100 t) is applied acrossaresistanceo...

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  19. Relation between erms and eois

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  20. A6Omega resistanceand 8Omega inductance are connected in series then p...

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