# Kinematics-Uniformly Accelerated Motion (NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics): Questions 11 - 15 of 23

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## Question number: 11

» Kinematics » Uniformly Accelerated Motion

MCQ▾

### Question

A force produces acceleration 1, ½, 1/3, ¼… (All in m/s2), applied separetly to n bodies. If these bodies are combined to form single one, then the acceleration of the system will be, if same force is taken into account.

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 12

» Kinematics » Uniformly Accelerated Motion

Assertion-Reason▾

### Assertion (Ꭺ)

In figure the ground is smooth and the masses of both the blocks are different. Net force acting on each of block is not same.

### Reason (Ꭱ)

Acceleration of the both blocks will be different.

### Choices

Choice (4) Response

a.

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

b.

Ꭺ is false but Ꭱ is true

c.

Ꭺ is true but Ꭱ is false

d.

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

## Question number: 13

» Kinematics » Uniformly Accelerated Motion

MCQ▾

### Question

An automobile of mass m accelerates from rest If the engine supplies a constant power P, the velocity at time t is given by –

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 14

» Kinematics » Uniformly Accelerated Motion

MCQ▾

### Question

A particle of mass m is moving in a horizontal circle of radius r, under a centripetal force equal to (-k/r 2), where k is a constant. The total energy of the particle is –

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 15

» Kinematics » Uniformly Accelerated Motion

MCQ▾

### Question

Two blocks of masses 6 kg and 4 kg connected by a rope of mass 2 kg are resting on frictionless floor. If a constant force of 60 N is applied to 6 kg block, tension in the rope at A, B, and C will respectively be –

### Choices

Choice (4) Response

a.

25N, 30N, 20N

b.

20N, 30N, 25N

c.

30N, 20N, 25N

d.

30N, 25N, 20N

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