# Kinematics-Uniform and Non-Uniform Motion (KVPY (Kishore Vaigyanik Protsahan Yojana) Stream-SA (Class 11) Physics): Questions 1 - 3 of 3

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## Question number: 1

» Kinematics » Uniform and Non-Uniform Motion

Appeared in Year: 2011

MCQ▾

### Question

A juggler tosses a ball up in the air with initial speed u. At the instant it reaches its maximum height H, he tosses up a second ball with the same initial speed. The two balls will collide at a height.

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 2

» Kinematics » Uniform and Non-Uniform Motion

MCQ▾

### Question

A rocket is fired upward from the earth’s surface such that it creates an acceleration of 21.7 m s-2. If after 10 s, its engine is switched off, the maximum height of the rocket from earth’s surface would be-

### Choices

Choice (4) Response

a.

3490 m

b.

2435.5 m

c.

2450 m

d.

3487.5 m

## Question number: 3

» Kinematics » Uniform and Non-Uniform Motion

MCQ▾

### Question

At the moment t = 0, a particle leaves the origin and moves in positive direction of x – axis. Its velocity varies with time as,

Where v0 is the initial velocity vector whose modulus equals , . The moments of time when the particle is at the distance + 10 cm is –

### Choices

Choice (4) Response

a.

b.

c.

d.

f Page