# Rotational Motion-Values of Moments of Inertia (NEET Physics): Questions 1 - 5 of 14

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## Question number: 1

» Rotational Motion » Values of Moments of Inertia

MCQ▾

### Question

A flywheel rotating about a fixed axis has a kinetic energy of 380 J, when its angular speed is 35 rad s -1. The moment of inertia of the wheel about the axis of rotation is,

### Choices

Choice (4) Response

a.

0.8 kg m 2

b.

0.75 kg m 2

c.

0.15 kg m 2

d.

0.62 kg m 2

## Question number: 2

» Rotational Motion » Values of Moments of Inertia

MCQ▾

### Question

A cylinder of 500 g and radius 10 cm has moment of inertia (about its natural axis)

### Choices

Choice (4) Response

a.

2.5 ⨯ 10 -3 kg-m 2

b.

2 ⨯ 10 -3 kg-m 2

c.

3.5 ⨯ 10 -3 kg-m 2

d.

5 ⨯ 10 -3 kg-m 2

## Question number: 3

» Rotational Motion » Values of Moments of Inertia

MCQ▾

### Question

Three particles of mass 1.5 kg are attached to the rim of a circular disc of radius 0.2 m & negligible mass. Moment of inertia of die system about an axis passing through the center of the disc & perpendicular to its plane is

### Choices

Choice (4) Response

a.

2.2 kg-m 2

b.

0.18 kg-m 2

c.

l kg-m 2

d.

0.24 kg-m 2

## Question number: 4

» Rotational Motion » Values of Moments of Inertia

MCQ▾

### Question

A cylinder of 800 g and radius 30 cm has moment of inertia (about its natural axis)

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 5

» Rotational Motion » Values of Moments of Inertia

MCQ▾

### Question

A long rod has a mass of 0.12 kg and length of 1 m. The moment of inertia about an axis passing through the center and perpendicular to the length of rod will be

### Choices

Choice (4) Response

a.

0.01 kg-m 2

b.

1 kg-m 2

c.

10 kg-m 2

d.

0.001 kg-m 2

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