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 rocket carries its own fuel in the form of

Question # 2

A man fires a bullet of mass 200 g at a speed of 5 m/s. The gun is of one kg mass. By what velocity the gun rebounds backwards?

Question # 3

Work done along a closed path in a gravitational force is:

Question # 4

To get a resultant displacement of 10 m, two displacement vectors of magnitude 6 m and 8 m should be combined

Question # 5

Swimming is based on the principle of

Question # 6

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

Question # 7

Two bullets are fired simultaneously, horizontally and with different speeds from the same place. Which bullet will hit the ground first?

Question # 8

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

Question # 9

A body of mass 5 kg is acted upon by a total change n momentum will be:

Question # 10

Find the total displacement of a body in 8 seconds starting from rest with an acceleration of 20 cm/s2

Question # 11

If a ball comes back to its starting point after bouncing off the wall several times, then its

Question # 12

A body of weight 1 N has a kinetic energy of 1 joule when its speed is:

Question # 13

Blomass includes:

Question # 14

Slope of velocity time graph represents:

Question # 15

The area under line velocity-time graph is numerically equal to the

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ECAT Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 A certain force gives an acceleration of 2 m/sec2 to a body if mass 5 kg. The same force would give a 29 kg object an acceleration of:
A. 0.5 m/sec2
B. 5 m/sec2
C. 1.5 m/sec2
D. 9.8 m/sec2
2 When a bicycle is in motion but not pedaled, the force of friction exerted by the ground on the two wheels is such that it acts
A. In the backward direction on the front wheel and in the forward direction on the rear wheel
B. In the forwards directions on the front wheel and in the backward direction on the rear wheel
C. In the forward direction on both the wheels
D. In the backward direction on both the wheels
3 A body is moving with constant velocity of 10 m/sec in the north east direction. Then its acceleration will be:
A. 10 m/sec2
B. 20 m/sec2
C. 30 m/sec2
D. Zero
4 The path followed by the projectile is known as:
A. Cycle
B. Hyperbola
C. Trajectory
D. Route
5 When a force is applied on a body, several effects are possible Which of the following effect could not occur?
A. the body rotates
B. the body speeds up
C. the mass of the body decreases
D. the body changes its direction
6 The magnitude of the force producing an acceleration of 10 m/sec2 in a body of mass 500 grams is:
A. 3 N
B. 4 N
C. 5 N
D. 6 N
7 The motion in a plane is the motion in
A. one dimension
B. two dimension
C. three dimension
D. four dimension
8 The path described by a projectile is called its
A. orbit
B. trajectory
C. range
D. distance
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 area under line velocity-time graph is numerically equal to the
A. speed of the body
B. acceleration of the body
C. distance covered by the body
D. none of them

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