Electromagnetic Induction & Alternating Currents-LCR Series Circuit (AIIMS Physics): Questions 5 - 7 of 7

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Question number: 5

» Electromagnetic Induction & Alternating Currents » LCR Series Circuit

MCQ▾

Question

A capacitor of capacitance 1.5µF is connected in the tank circuit of an oscillator oscillating with a frequency of 2 kHz. If the current flowing in the circuit is 4 mA, the voltage across the capacitor will be –

Choices

Choice (4) Response

a.

0.18 V

b.

142 V

c.

0.21 V

d.

60.0 V

Question number: 6

» Electromagnetic Induction & Alternating Currents » LCR Series Circuit

Appeared in Year: 2005

MCQ▾

Question

A 50 Hz a. c. source of 50 volts is connected across R and C as shown in figure below. The voltage across R is 20 volts. The voltage across C is –

The series circuit diagram of resistance and capacitor

The Series Circuit Diagram of Resistance and Capacitor

In figure resistance R and capacitor C is connected in series, with 50 Hz a. c. source of 50 volts supply.

Choices

Choice (4) Response

a.

46 V

b.

90 V

c.

25 V

d.

9 V

Question number: 7

» Electromagnetic Induction & Alternating Currents » LCR Series Circuit

Appeared in Year: 1987

MCQ▾

Question

In a LCR series circuit, R=10Ω , χL=8Ω and χC=6Ω the total impedance of the circuit is: [RPET]

Choices

Choice (4) Response

a.

10Ω

b.

17.2Ω

c.

10.2Ω

d.

All of the above

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