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Answer the following in short. What isth...

Answer the following in short. What isthe power factor for a purely resistive circuit?

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CHETANA PUBLICATION-AC CIRCUITS-Exercise
  1. Select and write the most appropriate answer. The instantaneous curren...

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  2. An L- C - R series circuit is joined to a source of alternating e.m.f....

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  3. In an A.C. circuit I =10 cos (100t) ampere and V = 20 sin (100t). The ...

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  4. An alternating e.m.f. is applied to a series L - C - R circuit. It the...

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  5. Answer the following in short. What isthe power factor for a purely re...

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  6. State the condition for series resonance. Obtain an expression for res...

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  7. What is the phase difference between current and e.m.f. in a purely ca...

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  8. A alternating e.m.f. e = 200 sin (100 pit) is connected across a resis...

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  9. Define: inductive reactance capacitive.

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  10. Define peak and r.m.s. value of alternating signal.

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  11. Distinugish between Resistance and Reactance.

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  12. A radio can tune over a frequency range 400 kHz to 600 kHz of the medi...

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  13. Distinguish between acceptor circuit and rejector circuit.

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  14. An A.C. circuit consists of a resistor of 5 Omega and inductor of 10 m...

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  15. Attempt the following . What is a series LCR resonant circuit?State th...

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  16. A capacitor of 25 muF, inductor of 0.1 H and resistor of resistance 25...

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  17. A 25 muF capacitor, 0.1 H inductor and 25W resistor are connected in s...

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  18. A 25 muF capacitor, 0.1 H inductor and 25W resistor are connected in s...

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  19. A capacitor of 25 muF, inductor of 0.1 H and resistor of resistance 25...

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  20. A 25 muF capacitor, 0.1 H inductor and 25W resistor are connected in s...

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