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 effect of applying a force on a moving body is to change

Question # 2

Which of the following is not a projectile

Question # 3

If the values of instantaneous and average velocities are equal, the body is said to be moving with

Question # 4

If a train traveling at 72 kmph is to be brought to rest in a distance of 200 meters then its retardation should be

Question # 5

A car moves for half of its time at 80 km/h and rest half of time at 40 km/h, The total distance covered is 60 km. What is the average speed of the car?

Question # 6

The vertical and horizontal range will be equal id angle of projection is

Question # 7

A the top of the trajectory of a projectile, the directions of its velocity and acceleration are

Question # 8

The SI units of momentum is

Question # 9

Ethanol (alcohol) as a type of:

Question # 10


Swimming becomes possible because of______law of motion:

Question # 11

A person is sitting in a traveling train and facing the engine. He tosses up a coin and the coin falls behind him. It can be concluded that the train is

Question # 12

Velocity of a body changes if

Question # 13

Which of the following four statements is false?

Question # 14

Change in momentum is one second is called:

Question # 15

The range of projectile is 50 m whenθ is inclined with horizontal at 15°. What is the range whenθ becomes 45°?

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ECAT Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 In an elevator moving vertically up with an acceleration 'g' the force exerted on the floor by a passenger of mass M is
A. Mg
B. 1/2 Mg
C. Zero
D. 2 Mg
2 Body which falls freely under gravity provides good example of motion under:
A. Uniform acceleration
B. Non-uniform acceleration
C. Uniform velocity
D. None of these
3
Swimming becomes possible because of______law of motion:
A. First
B. Second
C. Third
D. None of these
4 Blomass includes:
A. Crop residue
B. Natural vegetation
C. Animal dung
D. All of these
5 One KWh is equal to:
A. 3.6 x 102J
B. 3.6 KJ
C. 3,6 x 101KJ
D. 3,6 MJ
6 To get a resultant displacement of 10 m, two displacement vectors of magnitude 6 m and 8 m should be combined
A. Parallel
B. Antiparallel
C. At angle 60°
D. Perpendicular to each other
7 A force of 50 dynes is acted on a body of mass 5 g which is at rest, for an interval of 3 seconds, then impulse is
A. 0.15 x 10-3Ns
B. 0.98 x 10-3Ns
C. 1.5 x 10-3Ns
D. 2.5 x 10-3Ns
8 If two bodies of equal masses moving in the same direction collide elastically, then their velocities.
A. Are added
B. Are subtracted
C. Do not change
D. Are exchanged
9 Newton's first law is also called:
A. Law of torque
B. Law of force
C. Law of inertia
D. None of these
10 The mass of the object is a quantities measure of its
A. speed
B. velocity
C. acceleration
D. inertia

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