# Laws of Motion (AIIMS (All India Institute of Medical Sciences) Physics): Questions 4 - 9 of 17

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## Question number: 4

» Laws of Motion » Centripetal Force

MCQ▾

### Question

A body of mass 5 kg is moving in a circle of radius 1 m with an angular velocity of. The centripetal force is –

### Choices

Choice (4) Response

a.

40 N

b.

10 N

c.

30 N

d.

20 N

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## Question number: 5

» Laws of Motion » Law of Conservation of Linear Momentum

MCQ▾

### Question

A bullet of mass m and moving with velocity v is fired into a block of mass M and stick to it. The final velocity would be

### Choices

Choice (4) Response

a.

b.

c.

d.

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## Question number: 6

» Laws of Motion » Law of Conservation of Linear Momentum

MCQ▾

### Question

A bullet is fired from a rifle recoils freely, then K. E. of the rifle is: -

### Choices

Choice (4) Response

a.

Equal to that of bullet

b.

Less than that of bullet

c.

Greater than that of bullet

d.

None of the above

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## Question number: 7

» Laws of Motion » Equilibrium of Concurrent Forces

MCQ▾

### Question

The forces, which meet at one point but their lines of action do not lie in one plane, are called:

### Choices

Choice (4) Response

a.

Non-coplanar and non-concurrent forces

b.

Coplanar and non-concurrent forces

c.

Coplanar and concurrent forces

d.

Non-coplanar and concurrent forces

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## Question number: 8

» Laws of Motion » Law of Conservation of Linear Momentum

MCQ▾

### Question

A gun of weight of 10 kg fires a shot of 0.5 g with a velocity. Velocity of recoil gun is: -

### Choices

Choice (4) Response

a.

b.

c.

d.

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## Question number: 9

» Laws of Motion » Laws of Friction

Appeared in Year: 2008

Assertion-Reason▾

### Assertion (Ꭺ)

Angle of repose is equal to the angle of limiting friction.

### Reason (Ꭱ)

When the body is just at the point of motion, the force of friction in this stage is called limiting friction.

### Choices

Choice (4) Response

a.

Both Ꭺ and Ꭱ are false

b.

Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ

c.

Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ

d.

Ꭺ is true but Ꭱ is false

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