# Rotational Motion (NEET (NTA-National Eligibility cum Medical Entrance Test) Physics): Questions 112 - 116 of 125

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## Question number: 112

» Rotational Motion » Torque

MCQ▾

### Question

A particle of mass m is moving in a plane along a circle of radius r. Its angular momentum about the axis of rotation is L. What is the centripetal force acting on the particle?

### Choices

Choice (4) Response

a.

b.

c.

d.

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## Question number: 113

» Rotational Motion » Concepts of Rotational Motion

MCQ▾

### Question

A solid cylinder of mass M and radius R rolls without slipping down an inclined plane of length l and height h. What is the speed of its centre of mass when the cylinder reaches its bottom?

### Choices

Choice (4) Response

a.

b.

c.

d.

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## Question number: 114

» Rotational Motion » Torque

MCQ▾

### Question

The torque of force newton acting at a point is: (Given: position vector of point is meter)

### Choices

Choice (4) Response

a.

b.

c.

d.

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## Question number: 115

» Rotational Motion » Moment of Inertia

MCQ▾

### Question

The moment of inertia of uniform rectangular plate about an axis passing through its mid-point and parallel to its length l is, (b = breadth of rectangular plate)

### Choices

Choice (4) Response

a.

b.

c.

d.

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## Question number: 116

» Rotational Motion » Rotational Kinetic Energy

MCQ▾

### Question

The moment of a uniform disc about an axis, perpendicular to the disc, at the centre is (M = mass, R = radius of disc). If the disc is rolling on its edge without slipping on a straight line path, the ratio of rotation kinetic energy to translation one is,

### Choices

Choice (4) Response

a.

1

b.

c.

d.

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