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

The path followed by the projectile is known as:

Question # 2

Newton published laws of motion in his famous book "principia" in

Question # 3

Blomass includes:

Question # 4

The second law gives the relationship between

Question # 5

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

Question # 6

The mass of the object is a quantities measure of its

Question # 7

During the projectile motion, the horizontal component of velocity

Question # 8

The path described by a projectile is called its

Question # 9

Distance covered by a freely failing body n the first second of its motion will be:

Question # 10

The decrease in velocity per unit time is called:

Question # 11

Tick the conservative force:

Question # 12

Tick the conservation force:

Question # 13

Range of a projectile is R, when the angle of projection is 30° . Then, the value of the other angle of projection for the same range, is

Question # 14

When a bicycle is in motion, the frictional forces exerted by the ground are

Question # 15

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

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ECAT Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 A cold soft drink is kept on the balance. When the cap is opened, then the weight
A. Increases
B. Decreases
C. First increases, then decreases
D. Remains same
2 If the acceleration of a body is negative, then slope of the velocity-time graph will be:
A. Zero
B. Positive
C. Negative
D. Infinity
3 Work done along a closed path in a gravitational force is:
A. maximum
B. Minimum
C. Zero
D. Unity
4 A typical rocket consists of fuel
A. more than 60% of launch mass
B. less than 60% of launch mass
C. less than 80% of launch mass
D. more than 80% of launch mass
5 The magnitude of the force producing an acceleration of 10 m/sec2in a body of mass 500 grams is:
A. 3 N
B. 4 N
C. 5 N
D. 6 N
6 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
7 The velocity given to a body to go out of the influence of earth's gravity is known as:
A. Terminal velocity
B. Orbital velocity
C. Escape velocity
D. None of these
8 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
9 The mass of a body measured by a physical balance in a lift at rest is found to be m, if the lift is going up with an acceleration a, its mass will be measured as
A. m (1 - a/g)
B. m (1 + a/g)
C. m
D. Zero
10 Which one of the following is dimensionless.
A. Acceleration
B. Velocity
C. Density
D. Angle

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