Electromagnetic Induction & Alternating Currents (NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics): Questions 116 - 119 of 124

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Question number: 116

» Electromagnetic Induction & Alternating Currents » LCR Series Circuit

MCQ▾

Question

For series LCR circuit, correct statements are

(1) Applied e. m. f. and potential difference across resistance may be in phase

(2) Applied e. m. f. and potential difference at inductor coil have phase difference of π/2

(3) Potential difference across resistance and capacitor have phase difference of π/2

(4) Potential difference at capacitor and inductor have phase difference of π/2

Select the correct answers and mark it according to the following codes:

Codes:

Choices

Choice (4) Response

a.

1 and 3 are correct

b.

2 and 4 are correct

c.

1,2 and 3 are correct

d.

1 and 2 are correct

Question number: 117

» Electromagnetic Induction & Alternating Currents » LCR Series Circuit

MCQ▾

Question

The figure shows variation of R, X L and X C with frequency f in a series LCR circuit. Then for what frequency point, the circuit is inductive?

Graph of R, XL and XC

Graph of R, XL and XC

Figure shows the variation of R, XL and XC with frequency f in a LCR circuit.

Choices

Choice (4) Response

a.

A

b.

B

c.

C

d.

All of the above

Question number: 118

» Electromagnetic Induction & Alternating Currents » LCR Series Circuit

MCQ▾

Question

For a series LCR circuit R = X L = 2X C. The impedance of the circuit and phase difference between V and I respectively will be

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 119

» Electromagnetic Induction & Alternating Currents » Peak and RMS Value of AC

Appeared in Year: 2016

MCQ▾

Question

A resistance and a capacitor is reactance are connected in series across a source. When the capacitor is charged, the peak value of the displacement current is –

Choices

Choice (4) Response

a.

b.

c.

d.

f Page
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