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

What must be changing when a body is accelerating uniformly?

Question # 2

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

Question # 3

For a moving body, at any instant of time

Question # 4

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

Question # 5

A typical rocket consumes about

Question # 6

The direction of velocity is along the direction of

Question # 7

The SI units of momentum is

Question # 8

The magnitude of the displacement is a line from initial position to final position which is

Question # 9

A projectile on its path gets divided into two pieces at its highest point. Which is true?

Question # 10

An object thrown in arbitrary direction in space with an initial velocity and moving freely under gravity will follow

Question # 11

Distance covered by a freely falling body in 2 sec will be

Question # 12

Acceleration of a body is negative if the velocity of the body is

Question # 13

The velocity given to a body to go out of the influence of earth's gravity is known as:

Question # 14

If the instantaneous velocity of a body does not change. the body is said to be moving with

Question # 15

The short distance between two points direction from its initial point to final point is called:

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ECAT Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 One newton is a force that produces an acceleration of 0.5 m/sec2in a body of mass:
A. 2 kg
B. 3 kg
C. 4 kg
D. 8 kg
2 The linear momentum of the body is defined as
A. p=ma
B. p=1/2ma
C. p=mv
D. p=1/2mv
3 Body which falls freely under gravity provides good example of motion under:
A. Uniform acceleration
B. Non-uniform acceleration
C. Uniform velocity
D. None of these
4 Linear momentum is a
A. fixed quantity
B. constant quantity
C. scalar quantity
D. vector quantity
5 A snooker ball moving with velocity V collides head on with another snooker ball of same mass at rest. If the collision is elastic, the velocity of second snooker ball is
A. Zero
B. Infinity
C. V
D. 2 V
6 If d is the displacement of the body in time t, then its average velocity will be
A. Vav= d x t
B. Vav = t/d
C. Vav = d/t
D. Vav = d/t
7 The vertical and horizontal range will be equal id angle of projection is
A. 76°
B. 45°
C. 60°
D. 120°
8 The slopes of the tangent at any point on the curve gives the value of the
A. average velocity at that point
B. instantaneous velocity at that point
C. average acceleration at that point
D. instantaneous acceleration at that point
9 Velocity is a
A. scalar quantity
B. vector quantity
C. constant quantity
D. none of them
10 If the acceleration of a body is not uniform, then velocity-time graph will be:
A. Curve
B. Straight line
C. Sphere
D. All of these

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