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

A 5 kg mass is falling freely, the force acting on, it will be

Question # 2

A non-inertial frame of reference is that frame of reference in which

Question # 3

A 120 m long train is moving in a direction with speed 20 m/s. A train B moving with 30 m/s in the opposite direction and 130 m long crosses the first train in a time

Question # 4

Acceleration produced in a body by a force varies

Question # 5

The discuss used by athlete has a mass of 1 kg, its weight in newton is

Question # 6

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

Question # 7

A lift is descending at a constant speed V. A passenger in the lift drops a coin. The acceleration of the coin towards the floor will be

Question # 8

Acceleration in a body is always produced in the direction of :

Question # 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

Question # 10

When a body is moving on a surface, the force of friction is called

Question # 11

If speed of electron is 5 x 105m/s. How long does it take one electron to transverse 1 m?

Question # 12

Inertia mass and gravitational mass are

Question # 13

Linear momentum is a

Question # 14

The slopes of the tangent at any point on the curve gives the value of the

Question # 15

A body falls freely from rest. It covers as much distance in the last second of its motion as covered in the first three seconds. The body has fallen for a time of

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ECAT Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 The horizontal range of projectile, at a certain place, depends upon
A. the mass of the projectile
B. velocity of projection
C. angle of projection
D. angle as well as velocity of projection
2 According to the law of conservation of linear momentum, the total linear momentum of an isolated system
A. increases
B. decreases with time
C. remains constant
D. none of them
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 quantity F x t is called as
A. momentum
B. velocity
C. acceleration
D. impulse
5 If the values of instantaneous and average velocities are equal, the body is said to be moving with
A. uniform acceleration
B. uniform speed
C. variable velocity
D. uniform velocity
6 Distance covered by a freely falling body in 2 sec will be
A. 4.9 m
B. 19.6 m
C. 29.2 m
D. 44.1 m
7 Inertia mass and gravitational mass are
A. opposite
B. identical
C. identical when there is no friction
D. all of them
8 A body of mass 1.0 kg is falling with an acceleration of 10 m/s2. Its apparent weight will be (g=10 m/s2)
A. 1.0 kg wt
B. 2.0 kg wt
C. 0.5 kg wt
D. Zero
9 Two bullets are fired simultaneously, horizontally and with different speeds from the same place. Which bullet will hit the ground first?
A. The faster one
B. Depends on their mass
C. The slower one
D. Both will reach simultaneously
10 The path followed by the projectile is known as:
A. Cycle
B. Hyperbola
C. Trajectory
D. Route

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