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

If the acceleration of a body is negative, then slope of the velocity-time graph will be:

Question # 2

Tick the conservative force:

Question # 3

The linear momentum of the body is defined as

Question # 4

A mass of 5kg moves with an acceleration of 10m s-2force applied is

Question # 5

When the surfaces are coated with a lubricant, then they

Question # 6

Which of the following statements for an object in equilibrium is not true?

Question # 7

When the total displacement is divided by total time taken, we get:

Question # 8

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

Question # 9

Velocity is a

Question # 10

Slope of velocity time graph represents:

Question # 11

A car travels first half distance between two places with a speed of 30 km/h and remaining half with a speed of 50 km/h. The average speed of the car is

Question # 12

Tick the conservation force:

Question # 13

What must be changing when a body is accelerating uniformly?

Question # 14

Bodies which falls freely under gravity provides good example of motion under:

Question # 15

Rocket engines lift a rocket from the earth surface, because hot gas with high velocity

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ECAT Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 When two protons are brought closer potential energy of both of them:
A. Increases
B. Decreases
C. Remains same
D. None of these
2 For a fixed force, larger is the mass of a body the
A. greater is its acceleration
B. smaller is its acceleration
C. smaller is its weight
D. zero is its acceleration
3 The entity which measures the quantity of motion in a body is called
A. force
B. energy
C. momentum
D. power
4 Which quantity has the same units as impulse
A. force
B. work
C. linear momentum
D. acceleration
5 In the above figures, tell which set is graphs shows that a body is moving uniform velocity:
A. (i) and (ii)
B. (ii) and (iii)
C. (i) and (iii)
D. (ii) and (iv)
6 Acceleration in a body is always produced in the direction of :
A. Velocity
B. Weight
C. Force
D. Both B and C
7 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
8 A change in position of a body from its initial position to its final position is known as
A. relative motion
B. displacement
C. distance
D. acceleration
9 The consumption source if energy is:
A. Energy from blomass
B. Hydroelectric energy
C. Geothermal energy
D. None of these
10 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

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