ECAT Pre Engineering Physics Chapter 3 MCQ Test With Answer

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 motion of a projectile is

Question # 2

For a fixed force, larger is the mass of a body the

Question # 3

A body is thrown from a height h with speed u, it hits the ground with speed V

Question # 4

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

Question # 5

The projectile motion is composed of

Question # 6

When two protons are brought closer potential energy of both of them:

Question # 7

The linear momentum of the body is defined as

Question # 8

A particle of mass 0.5 g moving along x-axis is located of x1= 15 m at t1= 5s and x2= 33 m at t2= 13s its average velocity is

Question # 9

The sum of the magnitude of two forces acting at a point is 18 and the magnitude of their resultant is 12. If the resultant is at 90° with the force of the smaller magnitude, then their magnitudes are

Question # 10

The slopes of the tangent at any point on the curve gives the value of the

Question # 11

A body walks to his school at a distance of 6 km with a speed of 2.5 km/h and walks back with a constant speed of 5 km/h. His average speed for round trip expressed in km/h is

Question # 12

The distance covered by a body in unit time is called.

Question # 13

An object thrown in arbitrary direction in space with an initial velocity and moving freely under gravity will follow

Question # 14

The horizontal component of a projectile moving with initial velocity of 500 ms-1at an angle 60° to x-axis is

Question # 15

Biomass includes:

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ECAT Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 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
2 Ethanol (alcohol) is a type of:
A. Electric fuel
B. Bio fuel
C. Nuclear fuel
D. None of these
3 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
4 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
5 When two protons are brought closer potential energy of both of them:
A. Increases
B. Decreases
C. Remains same
D. None of these
6 A projectile on its path gets divided into two pieces at its highest point. Which is true?
A. Momentum increases
B. Momentum decreases
C. Kinetic energy increases
D. Kinetic energy decreases
7 Unit of impulse in
A. Newton
B. Kg m
C. Kg m/s
D. Joule
8 For maximum linear distance of travel, a projectile must be fired at an angle of
A. 0°
B. 45°
C. 90°
D. 60°
9 A body of weight 1 N has a kinetic energy of 1 joule when its speed is:
A. 1.46 m sec-1
B. 2.44 m sec-1
C. 3.42 m sec-1
D. 4.43 m sec-1
10 When body moves with increasing acceleration, its velocity time graph is a
A. straight line
B. horizontal straight line
C. vertical straight line
D. curve

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