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

Force is a:

Question # 2

Unit of impulse in

Question # 3

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

Question # 4

The product of force and time is called change in:

Question # 5

The decrease in velocity per unit time is called:

Question # 6

If a car rest acceleration uniformly to a speed of 144 km/h in 20 s it covers a distance of

Question # 7

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

Question # 8

Ethanol (alcohol) is a type of:

Question # 9

The product of force and time is called

Question # 10

Ethanol (alcohol) as a type of:

Question # 11

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 # 12

If the acceleration of a body is not uniform, then velocity-time graph will be:

Question # 13

An airplane is flying horizontally with a velocity of 600 km/h and at a height of 1960 m. When it is vertically above a point A on the ground, a bomb is released from it. The bomb strikes the ground, at point B. The distance AB is

Question # 14

A rocket carries its own fuel in the form of

Question # 15

When we consider the average velocity of a body, then the body is moving in

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ECAT Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 If the velocity time graph is a straight line parallel to time-axis, then it means that:
A. The body is moving with uniform velocity
B. The body is moving with uniform acceleration
C. The body is at rest
D. None of above
2 Tick the conservation force:
A. Tension in a string
B. Air resistance string
C. Elastic spring force
D. Frictional force
3 If speed of electron is 5 x 105m/s. How long does it take one electron to transverse 1 m?
A. 1 x 106
B. 2 x 106
C. 2 x 105
D. 1 x 105
4 A boat of mass 40 kg is at rest, A dog of mass 4 kg moves in the boat with a velocity of 10 m/s. What is the velocity of boat?
A. 4 m/s
B. 2 m/s
C. 8 m/s
D. 1 m/s
5 Swimming is based on the principle of
A. Newton's 1st law
B. Newton's 2nd law
C. Newton's 3rd law
D. All
6 If an iron ball and a wooden ball of the same radius was released from a height 'h' in vacuum, then time taken by both of them to reach ground will be
A. Unequal
B. Exactly equal
C. Roughly equal
D. Zero
7 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
8 If the velocity time graph is a straight line parallel to the time-axis, then it means:
A. The body is moving with uniform velocity
B. The body is moving with uniform acceleration
C. The body is at rest
D. None of these
9 The second law gives the relationship between
A. mass and velocity
B. force and acceleration
C. velocity and acceleration
D. mass and weight
10 The entity which measures the quantity of motion in a body is called
A. force
B. energy
C. momentum
D. power

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