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

Angular momentum

Question # 2

Two bodies of masses 1 kg and 5 kg are dropped gently form the top of a tower. A a point 20 cm from the ground both the bodies will have the same

Question # 3

Dimensions of velocity are

Question # 4

A typical rocket consists of fuel

Question # 5

A body moving with an acceleration of 5 m/sec2started with velocity of 10 m/sec. What will be the distance traversed in 10 seconds?

Question # 6

Earth is considered to be

Question # 7

When two protons are brought closer potential energy of both of them:

Question # 8

If the velocity time graph is a straight line parallel to the time-axis, then it means:

Question # 9

Graphs which are used to illustrate the variation of velocity of an object with time are called

Question # 10

If the slope of the velocity-time graph increases at constant rate with time, then the body is said to have

Question # 11

A man sitting in a bus travelling in a direction from west to east with a speed of 40 km/h observes that the rain drops are falling vertically down. To the another man standing on ground the rain will appear

Question # 12

The direction of the acceleration is the same as that of

Question # 13

If the velocity of the body decreases non-uniformly then the slope of the velocity-time graph will have

Question # 14

When body moves with increasing acceleration, its velocity time graph is a

Question # 15

Two bullets are fired simultaneously, horizontally and with different speeds from the same place. Which bullet will hit the ground first?

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ECAT Physics Chapter 3 Important MCQ's

Sr.# Question Answer
1 Tick the conservative force:
A. tension in a string
B. Air resistance
C. Elastic spring force
D. Frictional force
2 If a ball comes back to its starting point after bouncing off the wall several times, then its
A. total displacement is zero
B. average velocity is zero
C. none of them
D. both of them
3 If m is the mass of the gases ejected per second with velocity v relative to the rocket of mass M, then the acceleration of rocket is
A. a = M/mv
B. a = mM/v
C. a = mv/M
D. a = v/mm
4 A dirty carpet is to be cleaned by heating. This is an accordance with____ law of motion:
A. First
B. Second
C. Third
D. None of these
5 Acceleration of a body at any particular instant during its motion is known as
A. average acceleration
B. uniform acceleration
C. instantaneous acceleration
D. all of them
6 When two protons are brought closer potential energy of both of them:
A. Increases
B. Decreases
C. Remains same
D. None of these
7 The short distance between two points direction from its initial point to final point is called:
A. Velocity
B. Displacement
C. Speed
D. Distance
8 When a body is moving with uniform positive acceleration, the velocity- time graph is a straight line. Its slope is
A. zero
B. negative
C. positive
D. non-existing
9 Flight of rocket in the space is an example of
A. Newton's first law
B. Newton's third law
C. Newton's second law
D. all of them
10 The magnitude of the force producing an acceleration of 10 m/sec2 in a body of mass 500 grams is:
A. 3 N
B. 4 N
C. 5 N
D. 6 N

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