Physics - Kinematics

1. A car is moving with an acceleration of 2 m/sec2. How much time is required to change its velocity from 20 m/sec to 40m/sec:

a) 15 seconds
b) 20 seconds
c) 10 seconds
d) 5 seconds
2. A body is moving with uniform velocity then its acceleration will be:

a) Zero acceleration
b) All these
c) Acceleration
d) Retardation
3. The motion of a body along straight line is called:

a) Translatory motion
b) All these
c) Rotatory motion
d) Vibratory motion
4. A train is traveling with a velocity of 60 km / hr suddenly brakes are applied and the train comes to rest after two seconds. Find the distance traveled by the train before coming to rest:

a) 16.66 m
b) 1.65 m
c) 166 m
d) 156 m
5. The physical quantities which can be specified by means of magnitudes with suitable units and direction are called:

a) Numerical quantities
b) All these
c) Scalars
d) Vectors
6. Mass, Length and time are the examples of:

a) Scalars
b) Vectors
c) All these
d) Directional quantities
7. Velocity of one moving body with respect to another moving body which is also in motion is called:

a) Displacement
b) Final velocity
c) speed
d) Relative velocity
8. A fast moving train is moving with an acceleration of 3.2 m/sec2. The time required to increase its velocity from 85 km/hr to 100 km/hr will be:

a) 1.35 seconds
b) 2 seconds
c) 5 seconds
d) 13 seconds
9. The shortest distance between initial to final position of a body is called:

a) Velocity
b) Distance
c) Displacement
d) Speed
10. Speedometer of a car measures its:

a) Velocity
b) Acceleration
c) Speed
d) None of these
11. If a moving body covers equal distance in equal time intervals then the body is said to be moving with :

a) Uniform speed
b) Velocity
c) Acceleration
d) None of these
12. An Italian scientist, Galileo studied:

a) Acceleration due to gravity
b) Acceleration
c) Mass of the body
d) Vibratory motion
13. A moving car comes to rest by the application of brakes then its final velocity will be:

a) Zero
b) Increasing
c) Not changed
d) Becomes four times
14. A boy throws a ball with a velocity of 20 m/sec. Find the time elapsed between the throwing and catching the ball:

a) 12 second
b) 8 second
c) 40 second
d) 4 second
15. When a body is thrown vertically upward the value of acceleration due to gravity is:

a) All these
b) Negative
c) Positive
d) Does not change
16. A car starts from rest and acquires a velocity of 10m/sec in 5 Sec calculate its distance covered:

a) 2.5m
b) 250m
c) 0.25 m
d) 25 m
17. The magnitude of a Scalar quantity can be represented by:

a) Cross sign
b) A straight line
c) An arrow head
d) A dot
18. The motion of simple pendulum is an example:

a) Vibratory motion
b) Circular motion
c) Linear motion
d) All these
19. By dividing the displacement of a moving body by the time taken we obtain :

a) Uniform Velocity
b) Speed
c) Acceleration
d) Average Velocity
20. A car starts from rest and acquires a velocity of 10m/sec in 5 Sec calculate its acceleration:

a) 12 m/sec2
b) 2 m/sec2
c) 20 m/sec2
d) 0.2 m/sec2
21. The rate of change of displacement is called:

a) Rest
b) Displacement
c) Velocity
d) Acceleration
22. If a body moves in such way that its speed and direction remain same with time then it is moving with:

a) All these
b) Uniform Velocity
c) Uniform Acceleration
d) Uniform Speed
23. Kinematics is that branch of physics which is related to:

a) Mechanics
b) Electronics
c) Nuclear
d) sound
24. The difference between speed and velocity is:

a) Direction
b) Time
c) None of these
d) Magnitude
25. Acceleration can have both:

a) Only negative value
b) None of these
c) Positive & negative values
d) Only positive value
26. To-and-fro motion of a body about its mean or equilibrium position is called:

a) Rotatory motion
b) All these
c) Translatory motion
d) Vibratory motion
27. A ball is dropped from a tower the distance covered in the first second is:

a) 100 m
b) 50 m
c) 10 m
d) 1.0 m
28. A ball is dropped from a tower it reaches to ground in 10 seconds find the velocity with which it hits the ground

a) 100 m/sec
b) 10 m/sec
c) 1000 m/sec
d) 1.0 m/sec
29. A truck covers a distance of 360 km in 5 hours then its average speed is:

a) 72 km / hr
b) 70 km / hr
c) 25 km / hr
d) 36 km / hr
30. If each point of a body moves around a fixed point or axis of rotation in curved or circular path, then it is called:

a) Rotatory motion
b) Translatory motion
c) All these
d) Vibratory
31. A bus is moving with a velocity of 72 km / hr on the application of brakes it stops after covering a distance of 500m calculate the deceleration produced by the brakes:

a) 0.4 m / sec2
b) 400 m / sec2
c) 40 m / sec2
d) 4 m / sec2
32. Negative acceleration is called :

a) Uniform Velocity
b) Uniform Speed
c) Uniform Acceleration
d) Deceleration or Retardation
33. An Airplane travels due east for an hour at a constant velocity of 400 km / hr then turns toward north and travels with the same constant velocity for two hours, the total distance covered by it will be:

a) 1200 km
b) 200 km
c) 600 km
d) 800 km
34. Velocity, Acceleration and Force are the examples of :

a) Having Magnitude only
b) All these
c) Scalars
d) Vectors
35. The velocity and acceleration of a body moving with uniform speed in a circular path will be:

a) In the same direction
b) Equal
c) Mutually perpendicular
d) In the opposite direction
36. When a body does not change its position with respect to its surroundings is called as:

a) Motion
b) Rotation
c) Rest
d) Velocity
37. Two balls of different masses are dropped from the roof top of a building, they will reach to the ground after:

a) Heavier will reach first
b) Same time
c) None of these
d) Lighter will reach first
38. The rate of change of velocity is called:

a) Uniform Velocity
b) Speed
c) Acceleration
d) Velocity
39. If velocity -time graph is a straight line, then what information we will get from the graph:

a) Speed is increasing
b) Velocity remains constant
c) Distance covered is maximum
d) Acceleration is produced
40. The branch of physics which deals with motion of material bodies is known as:

a) Speed
b) Optics
c) Motion
d) Mechanics
41. The difference between distance and displacement is:

a) Time
b) Magnitude
c) Direction
d) All these
42. A car is moving with an acceleration of 4 m / sec2, If the velocity at any instant is 36 km / hr then how much distance it will cover in 5 second:

a) 100 m
b) 200 m
c) 100 m
d) 20 m
43. If the velocity of a moving body decreases by equal amounts in equal intervals of time, however smaller they may be, the body is said to have :

a) Uniform acceleration
b) Increasing velocity
c) Uniform and negative acceleration
d) Acceleration
44. The branch of mechanics which is concerned with motion of bodies under the action of forces is called :

a) Static
b) Uniform Velocity
c) Dynamics
d) Kinematics
45. A body is moving with uniform speed will its velocity be uniform:

a) Yes, if its direction will remains same also
b) Not possible
c) Yes
d) No
46. The physical quantities which can be specified by means of magnitudes with suitable units only are called:

a) Scalars
b) Directional quantities
c) All these
d) Vectors
47. The motion of a ceiling fan is an example of:

a) Linear motion
b) Translatory motion
c) Vibratory motion
d) Rotatory motion
48. When a body changes its position with respect to its surroundings is called as:

a) Rest
b) All these
c) Motion
d) Rotation
49. A stone of mass 3 kg is dropped from certain height it reaches to the ground after 3 seconds. How long will it take if a stone of mass 2 kg to reach the ground if dropped from the same height:

a) 3 Seconds
b) 1.5 seconds
c) 4 Seconds
d) 2 Seconds
50. A truck covers a distance of 360km in 5 hours then its average speed in meter per second will be:

a) 30 m/sec
b) 20 m/sec
c) 25 m/sec
d) 35 m/sec
51. The branch of mechanics which is concerned with motion of bodies without the reference of force applied and mass of moving body is called :

a) Dynamics
b) Kinematics
c) Speed
d) Static
52. If a car is moving with uniform speed in a circle then its velocity will be:

a) Relative velocity
b) Non - uniform
c) Uniform
d) None of these
53. A person is driving a car with a velocity of 54 km / hr due to the application of brakes car stops after covering a distance of 45 m calculate the acceleration of the car:

a) 75 m/sec2
b) 7.5m/sec2 with negative sign
c) 2.5 m/sec2
d) 7.5 m/sec2
54. A bullet is fired vertically upward it returns to the ground after 6 seconds, the maximum height reached by the bullet is:

a) 400 m
b) 140 m
c) 4 m
d) 45 m
55. The direction of a vector quantity is represented by:

a) A dot
b) A straight line
c) Cross sign
d) An Arrow
56. The total distance covered per second is called:

a) Speed
b) Distance
c) Velocity
d) Acceleration
57. A stone is dropped from the top of a tower takes 5 sec to hit the ground. Calculate the height of the tower:

a) 125 m
b) 25 m
c) 12.5 m
d) 1250 m
58. The rate of change of velocity is called:

a) Distance
b) Acceleration
c) Velocity
d) Speed
 
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