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 projectile motion is composed of

Question # 2

A train cover 90 km in half an hour. the time taken by it to travel 15 km will be:

Question # 3

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 # 4

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

Question # 5

Change in momentum is one second called.

Question # 6

If the velocity of the body decreases non-uniformly then the slope of the velocity-time graph will have

Question # 7

Biomass includes:

Question # 8

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

Question # 9

The magnitude of the force producing an acceleration of 10 m/sec2in a body of mass 500 grams is:

Question # 10

Force is a:

Question # 11

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

Question # 12

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

Question # 13

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

Question # 14

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

Question # 15


Swimming becomes possible because of______law of motion:

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ECAT Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 If a ball comes back to its starting point after bouncing off the wall several times, then its
A. total displacement is zero
B. average velocity is zero
C. none of them
D. both of them
2 The projectile attains maximum horizontal range when it is projected at an angle of
A. 30°
B. 45°
C. 60°
D. 75°
3 Acceleration of a body is positive, if the velocity of the body is
A. constant
B. increasing
C. decreasing
D. none of them
4 Swimming is based on the principle of
A. Newton's 1st law
B. Newton's 2nd law
C. Newton's 3rd law
D. All
5 Inertial frame of references are those frame of references which are moving with
A. increasing velocity
B. decreasing velocity
C. constant velocity
D. all of them
6 An inertial frame of reference is that frame of reference in which
A. a = 0
B. a > 0
C. a < 0
D. all of them
7 A body whose momentum is constant must have constant
A. Acceleration
B. Velocity
C. Force
D. None of these
8 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
9 Which of the following four statements is false?
A. A body can have zero velocity and still be accelerated
B. A body can have a constant velocity and still have a varying speed
C. A body can have a constant speed and still have a varying velocity
D. The direction of the velocity of a body can change when its acceleration is constant
10 Acceleration in a body is always produced in the directin of:
A. Velocity
B. Weight
C. Force
D. Botha B and C

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