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In the pure inductive circuit, the curve...

In the pure inductive circuit, the curves between frequency f and reciprocal of inductive reactance `1//X_(L)` is

A

at the time of switching on due to high resistance

B

at the time of switching off due to high resistance

C

at the time of switching off due to low resistance

D

at the time of switching on due to low resistance

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The correct Answer is:
B
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A resistor R an inductance L and a capacitor C are all connected in series with an ac supply The resistance of R is 16ohm and for the given frequency the inductive reactance of L is 24 ohm and the capacitive reactance of C is 12ohm If the current in the circuit is 5A find (a) the potential difference across R,L and C (b) the impedance of the circuit (c) the voltage of the ac supply and (d) the phase angle .

AAKASH SERIES-ELECTROMAGNETIC INDUCTION-EXERCISE-IA
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  2. Figure shows tow bulbs B(1) and B(2) resistor R and inductor L, when ...

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  3. An inductor L, a resistanc eR and two identical bulbs B(1) and B(2) ar...

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  4. If the number of turns per unit length of a coil of solenoid is double...

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  5. A solenoid is connected to a battery so that a steady current flows th...

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  6. A coil of self-inductance L is connected in series with a bulb B and a...

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  7. The coefficient of mutual inductance of two coils depends on

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  8. Two circular coils can be arranged in any of three situations as shown...

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  9. When the plane of the armature of an ac. generator is parallel to the ...

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  10. A coil of self-inductance L is placed in an external magnetic field (n...

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  11. Switch S of the circuit shown in figure is closed at t = 0. If em...

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  12. The magnetic energy stored in a long solenoid of area of cross-section...

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  13. In an L-R circuit connected to a battery of constant emf E, switch is ...

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  14. Two identical capacitors A and B are charged to the same potential and...

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  15. Consider the situation shown in figure . If the switch is closed and a...

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  16. In the pure inductive circuit, the curves between frequency f and reci...

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  17. The heat developed in a system is proportional to the current through ...

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  18. Match the items of column I with those of Column II and choose the cor...

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  19. Consider the following statements A) If time constant is small the ...

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  20. The switches in (a) and (b) are closed at t = 0 and re opened after a ...

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