ECAT Pre Engineering Physics Chapter 3 MCQ Test With Answer

MCQ's Test For Physics ECAT Pre Engineering Chapter 3 Motion and Force

Try The MCQ's Test For Physics ECAT Pre Engineering Chapter 3 Motion and Force

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Physics ECAT Pre Engineering Chapter 3 Motion and Force

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Question # 1

The time of flight of a projectile motion equal to

Question # 2

A lift is descending at a constant speed V. A passenger in the lift drops a coin. The acceleration of the coin towards the floor will be

Question # 3

The product of force and time is called

Question # 4

A train is moving with a velocity of 25 m/s and a car is moving behind it by a velocity of 8 m/s in same direction. The relative velocity of train with respect to car is

Question # 5

An aircraft is moving with a velocity of 300 ms-1. If all the forces acting on it are balanced, then

Question # 6

A ball is dropped downwards After 1 second another ball is dropped downwards from the same point. What is the distance between them after 3 seconds

Question # 7

When a shall explodes a mid-air, the total momentum of its fragments is

Question # 8

A ball is dropped from a height of 4.2 meters. To what height it will rise if there is no loss of KE after rebounding?

Question # 9

When the total displacement is divided by total time taken, we get:

Question # 10

Ethanol (alcohol) as a type of:

Question # 11

In an elevator moving vertically up with an acceleration 'g' the force exerted on the floor by a passenger of mass M is

Question # 12

If the acceleration of a body is not uniform, then velocity-time graph will be:

Question # 13

A non-inertial frame of reference is that frame of reference in which

Question # 14

When body moves with increasing acceleration, its velocity time graph is a

Question # 15

Tick the conservation force:

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ECAT Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 A railway engine (mass 104kg) is moving with a speed of 73 km/h. The force which should be applied to bring it to rest over a distance of 20 m is
A. 3,600 N
B. 7,200 N
C. 10,000 N
D. 100,000 N
2 A dirty carpet is to be cleaned by heating. This is an accordance with____ law of motion:
A. First
B. Second
C. Third
D. None of these
3 If the velocity time graph is a straight line parallel to the time-axis, then it means:
A. The body is moving with uniform velocity
B. The body is moving with uniform acceleration
C. The body is at rest
D. None of these
4 The expression F x t is called impulse if the time 't' is
A. zero
B. very large
C. very small
D. infinite
5 The direction of the linear momentum is the direction of
A. speed
B. velocity
C. weight
D. none of them
6 A mass of 5kg moves with an acceleration of 10m s-2force applied is
A. 10N
B. 50N
C. 2N
D. 20N
7 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?
A. 150 m
B. 250 m
C. 350 m
D. 400 m
8 Slope of velocity time graph represents:
A. Acceleration
B. Speed
C. Torque
D. Work
9 Velocity of a body changes if
A. direction of the body changes
B. speed of the body changes
C. neither speed nor direction changes
D. either speed or direction changes
10 A body is dropped from a tower with zero velocity, reaches ground in 4s. The height of the tower is about
A. 80 m
B. 20 m
C. 160 m
D. 40 m

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