Question # 1

To get a resultant displacement of 10 m, two displacement vectors of magnitude 6 m and 8 m should be combined

Choose an answer

Parallel

Antiparallel

At angle 60°

Perpendicular to each other

The motion in a plane is the motion in

Choose an answer

one dimension

two dimension

three dimension

four dimension

Inertia mass and gravitational mass are

Choose an answer

opposite

identical

identical when there is no friction

all of them

A body moving with an acceleration of 5 m/sec²started with velocity of 10 m/sec. What will be the distance traversed in 10 seconds?

Choose an answer

150 m

250 m

350 m

400 m

The path followed by the projectile is known as:

Choose an answer

Cycle

Hyperbola

Trajectory

Route

The mass of a body measured by a physical balance in a lift at rest is found to be m, if the lift is going up with an acceleration a, its mass will be measured as

Choose an answer

m (1 - a/g)

m (1 + a/g)

m

Zero

Rocket engines lift a rocket from the earth surface, because hot gas with high velocity

Choose an answer

Push against the air

React against the rocket and push it up

Heat up the air which lifts the rocket

Push against the earth

According to the law of conservation of linear momentum, the total linear momentum of an isolated system

Choose an answer

increases

decreases with time

remains constant

none of them

A car travels first half distance between two places with a speed of 30 km/h and remaining half with a speed of 50 km/h. The average speed of the car is

Choose an answer

37.5 km/h

10 km/h

42 km/h

40 km/h

Acceleration in a body is always produced in the direction of :

Choose an answer

Velocity

Weight

Force

Both B and C

The discuss used by athlete has a mass of 1 kg, its weight in newton is

Choose an answer

9.8 N

80 N

98 N

100 N

Which one of the following is dimensionless.

Choose an answer

Acceleration

Velocity

Density

Angle

The short distance between two points direction from its initial point to final point is called:

Choose an answer

Velocity

Displacement

Speed

Distance

Newton's laws are adequate for speeds that are

Choose an answer

low compared with the speed of light

equal to the speed of light

greater than the speed of light

all of them

An object thrown upward with an initial velocity at certain angle with the horizontal and moving freely under the action of gravity is called

Choose an answer

a rocket

an aeroplane

a projectile

a ballon

More Classes

Other Links

ECAT Physics Chapter 3 Motion and Force Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer