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

A ball is dropped from a certain height and another ball is projected horizontally from the same point. Which of the following statement is correct?

Question # 2

Ethanol (alcohol) as a type of:

Question # 3

When the surfaces are coated with a lubricant, then they

Question # 4

A train of 150 m length is going towards north direction at a speed of 10 ms-1. A parrot files at a speed of 5 ms-1towards south direction parallel to the railway track. The time taken by the parrot to cross the train is equal to

Question # 5

A lift is moving up with acceleration equal to 1/5 of that due to gravity. The apparent weight of a 60 kg man standing in lift is

Question # 6

Blomass includes:

Question # 7

Two bodies of masses 1 kg and 5 kg are dropped gently form the top of a tower. A a point 20 cm from the ground both the bodies will have the same

Question # 8

The quantity F x t is called as

Question # 9

In above figures, tell which set of graphs shows that a body is moving with uniform velocity:

Question # 10

If an iron ball and a wooden ball of the same radius was released from a height 'h' in vacuum, then time taken by both of them to reach ground will be

Question # 11

The velocity of a projectile is maximum

Question # 12

The magnitude of the displacement is a line from initial position to final position which is

Question # 13

Range of a projectile is R, when the angle of projection is 30° . Then, the value of the other angle of projection for the same range, is

Question # 14

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

Question # 15

Slope of velocity time graph represents:

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ECAT Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 A snooker ball moving with velocity V collides head on with another snooker ball of same mass at rest. If the collision is elastic, the velocity of second snooker ball is
A. Zero
B. Infinity
C. V
D. 2 V
2 A ball is dropped vertically down and it takes time t to reach the ground. At time t/2
A. The ball had covered exactly half the distance
B. The velocity of the ball was V/3 where V is the velocity when it reached the ground
C. The ball had covered less than half the distance
D. The ball had covered more than half the distance
3 In above figures, tell which set of graphs shows that a body is moving with uniform velocity:
A. (i) and (ii)
B. (ii) and (iii)
C. (iii) and (iv)
4 For a given angle of projection, if the time of flight of a projectile is doubled, the horizontal range will increases to
A. Four times
B. Thrice
C. Once
D. Twice
5 The direction of the linear momentum is the direction of
A. speed
B. velocity
C. weight
D. none of them
6 During the upward motion of the projectile, the vertical component of velocity:
A. Decreases
B. Increases
C. Remains constant
D. None of these
7 A typical rocket consumes about
A. 100 kg s-1of fuel
B. 1000 kg s-1of fuel
C. 10000 kg s-1of fuel
D. 100000 kg s-1of fuel
8 The range of projectile is 50 m whenθ is inclined with horizontal at 15°. What is the range whenθ becomes 45°?
A. 400 m
B. 300 m
C. 200 m
D. 100 m
9 Which of the following statements for an object in equilibrium is not true?
A. The object must be at rest
B. The object can be at rest
C. The object is moving at constant speed
D. The acceleration of the object is zero
10 A train cover 90 km in half an hour. the time taken by it to travel 15 km will be:
A. 20 minutes
B. 48 minutes
C. 10 minutes
D. 5 minutes

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