# Electromagnetic Induction & Alternating Currents (AIIMS Physics): Questions 36 - 41 of 51

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## Question number: 36

» Electromagnetic Induction & Alternating Currents » Reactance and Impedance

MCQ▾

### Question

The reactance of an inductance of 0.04H for 100 Hz A. C. is –

### Choices

Choice (4) Response

a.

10.55 Ω

b.

25.12 Ω

c.

8.20 Ω

d.

9.14 Ω

## Question number: 37

» Electromagnetic Induction & Alternating Currents » Self and Mutual Inductance

MCQ▾

### Question

The of mutual inductance of two coils when magnetic flux changes by 9 and current changes by 0.03 A is –

### Choices

Choice (4) Response

a.

2 H

b.

3 H

c.

6 H

d.

9 H

## Question number: 38

» Electromagnetic Induction & Alternating Currents » Induced EMF and Current

MCQ▾

### Question

A conducting ring of radius 1 meter is placed in a uniform magnetic field B of 0.02 T, oscillating with frequency 150 Hz with its plane at right angles to magnetic field. What will be the induced electric field?

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 39

» Electromagnetic Induction & Alternating Currents » Self and Mutual Inductance

MCQ▾

### Question

The of mutual inductance of two coils when magnetic flux changes by and current changes by 0.02 A is –

### Choices

Choice (4) Response

a.

6 H

b.

12 H

c.

9 H

d.

3 H

## Question number: 40

» Electromagnetic Induction & Alternating Currents » Self and Mutual Inductance

MCQ▾

### Question

The of mutual inductance of two coils when magnetic flux changes by and current changes by 0.08 A is –

### Choices

Choice (4) Response

a.

2 H

b.

0.5 H

c.

0.4 H

d.

1 H

## Question number: 41

» Electromagnetic Induction & Alternating Currents » Reactance and Impedance

MCQ▾

### Question

The reactance of an inductance of 0.07 H is . Than the frequency of a. c is –

### Choices

Choice (4) Response

a.

b.

c.

d.

f Page