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

Question # 2

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

Question # 3

The vertical component of velocity of a projectile during its motion is minimum

Question # 4

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?

Question # 5

If d is the displacement of the body in time t, then its average velocity will be

Question # 6

Newton's first law is also called:

Question # 7

The collision in which KE is conserved but momentum is not conserved is called:

Question # 8

A vehicle of mass 120 kg is moving with a uniform velocity of 108 km/h. The force required to stop the vehicle in 10s is

Question # 9

A body starting from rest covers a distance of 0.45 Km and acquires a velocity of 300 Kmh-1. its acceleration will be

Question # 10

Change in momentum is one second is called:

Question # 11

One newton is a force that produces an acceleration of 0.5 m/sec2in a body of mass:

Question # 12

Which of the following four statements is false?

Question # 13

If the slope of the velocity-time graph increases at constant rate with time, then the body is said to have

Question # 14

If the velocity time graph is a straight line parallel to time-axis, then it means that:

Question # 15

If the velocity time graph is a straight line parallel to the time-axis, then it means:

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ECAT Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 When we consider the average velocity of a body, then the body is moving in
A. straight line
B. curved path
C. may be in a straight or curved path
D. none of them
2 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?
A. 60 km/hr
B. 80 km/hr
C. 120 km/hr
D. 180 km/hr
3 A non-inertial frame of reference is that frame of reference in which
A. a = 0
B. a > 0 or a < 0
C. v = 0
D. none of them
4 The direction of the linear momentum is the direction of
A. speed
B. velocity
C. weight
D. none of them
5 Acceleration produced in a body by the force varies
A. inversely as the applied force
B. directly as the applied force
C. directly as the mass of the body
D. none of them
6 The entity which measures the quantity of motion in a body is called
A. force
B. energy
C. momentum
D. power
7 When two protons are brought closer potential energy of both of them:
A. Increases
B. Decreases
C. Remains same
D. None of these
8 Swimming is based on the principle of
A. Newton's 1st law
B. Newton's 2nd law
C. Newton's 3rd law
D. All
9 Bodies failing freely under gravity provide good example of motion under
A. non-uniform acceleration
B. uniform acceleration
C. variable acceleration
D. increasing acceleration
10 A body moving with uniform velocity has
A. positive acceleration
B. negative acceleration
C. infinite acceleration
D. zero acceleration

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