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When 100 V dc is applied across a coil, ...

When 100 V dc is applied across a coil, a current of 1A flows through it and when 100 V ac of 50 Hz is applied to the same coil, only 0.5 flows
The inductance of coil is

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When 100 V dc is applied across a coil, a current of 1A flows through it and when 100 V ac of 50 Hz is applied to the same coil, only 0.5 flows The resistance is

When 100V dc is applied across a coil a current of 1 A flows through it When 100V ac of 50Hz is applied across the same coil only 0.5A flows The resistance and inductance of the coil are ( take pi^(2) =10) .

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A current of 1 A flows through a coil, when a 100 V d.c. is applied to it. But a current of 0.5 A flows through the same coil, when a 100V a.c. of frequency 50 Hz is applied. The resistance and inductance of the coil are given by (take pi^(2)=10 )

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When 100 DC is applied across a solenoid, a steady current of 1A flows in it. When 100V AC is applied across the same solenoid, current drops to 0.5A. If the frequency of AC source is (50sqrt(3))/(pi) Hz, find the resistance and inductance of the solenoid.

PRADEEP-ELECTROMAGNETIC INDUCTION & ALTERNATING CURRENT-Exercise
  1. The impedance of a coil is 141.4 ohm at 50 hertz and its resistance is...

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  2. A coil takes a current of 2.0 ampere and 200 watt power from an altern...

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  3. When 100 V dc is applied across a coil, a current of 1A flows through ...

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  4. When a series combination of inductance and resistance are conneted wi...

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  5. A 80 V - 800 W heater is to be operated on a 100 V - 50 Hz a.c. supply...

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  6. The inductance of a resistance coil is 0.5. henry. How much potential ...

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  7. An a.c. voltage of 100 V, 50 Hz is connected across a 20 ohm resistor ...

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  8. A coil of inductance 0.50H and resistance 100 Omega is connected to a ...

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  9. In a series RC circuit, R = 30 ohm, C = 0.25 mu F, V = 100 V, omega = ...

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  10. A 1 mu F capacitor is connected to a 220 V, 50 Hz a.c. source. Find th...

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  11. When an electric device X is connected to a 220 volt, 50 hertz a.c. su...

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  12. Find the capacity of a condenser to run a 30 Volt, 10 watt lamp when c...

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  13. What will be the impedance of the adjoining circuit, Fig. (i) current ...

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  14. A circuit consists of a 2 mu F capacitor and a resistor of 1 kOmega. A...

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  15. An inductor L, capacitor of 20 mu F and a resistor of 10 Omega are con...

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  16. When a circuit element X is connected across on a.c. source of e.m.f. ...

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  17. Fig. show a series LCR circuit with L = 0.1 H l, X(C ) = 14 Omega and ...

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  18. A 50 mu F capacitor, 0.05 H inductor and 48 Omega resistor are connect...

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  19. A 25 muF capacitor, a 0.1 H inductor and a 25 Omega resistor are conne...

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  20. A 40 ohm resistor, 3 mH inductor and 2 mu F capacitor are connected in...

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