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motion and force

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

If the initial velocity of an object is equal to final

velocity, the value of acceleration is

a)

positive

b)

negative

c)

zero

d)

infinite

2.

A body thrown vertically upwards reaches a maximum

height h . It then returns to ground. The distance and

the displacement travelled by the body respectively

are

a)

2h , zero

b)

h , zero

c)

zero, 2h

d)

zero, h

3.

If a car is traveling north on a straight road and its

brakes are applied, it will

a)

have no acceleration

b)

accelerate to the south

c)

accelerate to the north

d)

accelerate either east or west

4.

In a long distance race, the athletes were expected

to take four rounds of the track such that the line of

finish was same as the line of start. Suppose the length

of the track was 200 m. The what is the displacement

of the athletes when they touch the finish line?

a)

zero

b)

3 m

c)

5 m

d)

7 m

5.

When an object travels equal distances in equal

intervals of time, howsoever small the interval may

be, the motion of the object is said to be

a)

uniform

b)

non-uniform

c)

circular motion

d)

oscillatory motion

6.

A quantity has a value of -6.0 m/s. It may be the

a)

speed of a particle

b)

velocity of a particle

c)

position of a particle

d)

displacement of a particle

7.

A number of forces acting on a body changes velocity of the body. The forces cannot be

a)

paralleled

b)

unbalanced

c)

balanced

d)

inclined

8.

If a body is moving alone a constant speed, it may be assumed that

a)

a net force is pushing it forward

b)

the sum of only vertical forces is zero

c)

the buoyant force is greater than gravity

d)

the sum of all forces is zero

9.

Swimming is possible on account of

a)

First law of motion

b)

Second law of motion

c)

Third law of motion

d)

Newton’s law of gravitation

10.

The inertia of a moving object depends on

a)

momentum of the object

b)

speed of the object

c)

mass of the object

d)

shape of the object