Class 9 Science Chapter 8 Motion MCQ Questions with Answer

Motion Class 9 MCQ is one of the best strategies to prepare for the CBSE Class 9 Board exam. If you want to complete a grasp concept or work on one’s score, there is no method except constant practice. Students can improve their speed and accuracy by doing more Motion class 9 MCQ which will help them all through their board test.

Motion Class 9 MCQ Questions with Answer

Class 9 Science MCQ with answers are given here to Chapter 8 Motion. These MCQs are based on the latest CBSE board syllabus and relate to the latest Class 9 Science syllabus. By Solving these Class 9 MCQs, you will be able to analyze all of the concepts quickly in the Chapter and get ready for the Class 9 Annual exam.

Learn Motion Class 9 MCQ with answers pdf free download according to the latest CBSE and NCERT syllabus. Students should prepare for the examination by solving CBSE Class 9 Motion MCQ with answers given below.

Question 1: The velocity of the body at the point B is

(a) 40m/s
(b) 20m/s
(c) 36m/s
(d) 50m/s

Question 2: At the point A the body is at a distance of

(a) 180m
(b) 200m
(c) 300m
(d) 50m

Question 3: From the given v-t graph (figure) it can be inferred that the object is moving with

(a) uniform velocity
(b) non uniform velocity
(c) At rest
(d) moving with uniform acceleration

Question 4: What does the slope of distance – time graph give?

(a) acceleration
(b) both[a] and [c] depending upon the time of graph
(c) Speed
(d) uniform speed

Question 5: In the total journey the body has travelled up to a distance of

(a) 900m
(b) 800m
(c) 1000m
(d) 270m

Question 6: An example of a body moving with constant speed but still accelerating is
(a) A body moving in a helical path with constant speed
(b) A body moving with constant speed on a straight road
(c) A body moving with constant speed in a circular path
(d) A body moving with constant speed on a straight railway track

Question 7: SI Unit of measurement of acceleration is
(a) m/s2
(b) m/s
(c) M
(d) m/hr

Question 8: Formula to find the average velocity of a body is given by
(a) Vav=(u + v)/2
(b) Sn ={u + a/2(2n-1)}
(c) S= ut + 1/2 a t2
(d) V= u + at

Question 9: Distance covered by the body during the interval from 10sec to 20 sec is

(a) 270m
(b) 200m
(c) 360m
(d) 400m

Question 10: From the figure the body is moving with

(a) Zero Acceleration
(b) Zero velocity
(c) Variable Acceleration
(d) Constant Acceleration

Question 11: Distance covered by a body from velocity-time graph is
(a) Area under the graph
(b) Equal to the slope of the graph
(c) Is denoted by a line parallel to the time axis at any point on the distance axis
(d) Is denoted by a line parallel to the distance axis at any point on the time axis

Question: 12 The acceleration of a body from a velocity – time graph is
(a) Area under the graph
(b) Equal to the slope of the graph
(c) Is denoted by a line parallel to the time axis at any point on the distance axis
(d) Is denoted by a line parallel to the distance axis at any point on the time axis

Question 13. 180° plane angle is equal to
(a) π/2 radian
(b) π radian
(c) 2π radian
(d) none of these

Question 14. Suppose a boy is enjoying a ride on a marry-go-round which is moving with a constant speed of 10 m/s. It implies that the boy is:
(a) At rest
(b) Moving with no acceleration
(c) In accelerated motion
(d) Moving with uniform velocity

Question 15. 1 km/ h = ________ m/s
(a) 3/50
(b) 18/5
(c) 50/3
(d) 5/18

Question 16. Which of the following statement is correct regarding velocity and speed of a moving body?
(a) Velocity of a moving body is always higher than its speed
(b) Speed of a moving body is always higher than its velocity
(c) Speed of a moving body is its velocity in a given direction
(d) Velocity of a moving body is its speed in a given direction

Question 17 : An object travels 20m in 5 sec and then another 40m in 5 se What is the average speed of the object?
(a) 2m/s
(b) 0 m/s
(c) 12m/s
(d) 6m/s

Question 18 : A farmer moves along the boundary of a square field of side 10 m in 40 sec. The magnitude of displacement of the farmer at the end of 2 minutes 20 seconds from his initial position is
(a) 10 `sqrt(2m)` 
(b) 30m
(c) 10m
(d) 40m

Question 19 : A man travels a distance of 20 km from his home to office, and 10 km towards his house back. Then the displacement covered by the man in the whole trip is
(a) 30 Km
(b) 10 Km
(c) zero Km
(d) 50 Km

Question 20 : Acceleration is a vector quantity, which indicates that its value
(a) Can be positive, negative or zero
(b) Is always positive
(c) Is always negative
(d) Is zero

Question 21 : Rate of change of displacement is called
(a) Velocity
(b) deceleration
(c) Speed
(d) acceleration

Question 22. The numerical ratio of displacement to distance for a moving object is:
(a) Always less than 1
(b) Equal to 1 or less than 1
(c) Always more than 1
(d) Equal to 1 or more than one

Question 23 . A car goes from a town A to another town B with a speed of 40 km/h and returns back to the town A with a speed of 60 km/h. The average speed of the car during the complete journey is –
(a) 48 km/h
(b) 50 km/h
(c) zero
(d) none of these.

Question 24.______________ describes how fast something is going, whereas, __________ describes how fast something is going in a certain direction.
(a) rate, velocity
(b) rate, speed
(c) speed, velocity
(d) speed, acceleration

Question 25. If car A is at 40 km/h and car B is at 10 km/h in the opposite direction, what is the velocity of the car A relative to the car B?
(a) 40 km/h
(b) 50 km/h
(c) 10 km/h
(d) 30 km/h

Question 26. Which of the following is most likely not a case of uniform circular motion?
(a) Motion of the earth around the sun
(b) Motion of a toy train on a circular track
(c) Motion of a racing car on a circular track
(d) Motion of hours’ hand on the dial of a clock

Question 27. A man is moving with 36 kmph. The time of reaction is 0.9 seconds. On seeing an obstacle in the path, he applies brakes and decelerates at 5 m/s2, the total distance covered before he stops is:
(a) 19 m
(b) 17 m
(c) 16 m
(d) 18 m

Question 28. In 12 minutes a car whose speed is 35 km/h travels a distance of
(a) 7 km
(b) 3.5 km
(c) 14 km
(d) 28 km

Question 29. A body moves in a uniform circular motion
(a) it is moving with constant velocity.
(b) its acceleration is zero
(c) the body has an acceleration
(d) none of these

Question 30. A body whose speed is constant
(a) must be accelerated
(b) might be accelerated
(c) has a constant velocity
(d) can not be accelerated.

Question 31. The S.I. unit of acceleration is:
(a) ms-2
(b) ms
(c) ms2
(d) m

Whoever needs to take the CBSE Class 9 Board Exam should look at this MCQ. To the Students who will show up in CBSE Class 9 Science Board Exams, It is suggested to practice more and more questions. Aside from the sample paper you more likely had solved. These Motion Class 9 MCQ are ready by the subject specialists themselves.

Question 32. Which of the following is a correct measure of velocity?
(a) 30 s
(b) 30 m/s
(c) 30 South
(d) 30 m/s, South

Question 33. The speed at any instant of time is known as
(a) velocity
(b) given speed
(c) average speed
(d) instantaneous speed

Question 34. The slope of the distance-time graph is:
(a) Distance
(b) acceleration
(c) Speed
(d) Displacement

Question 35. A particle experiences constant acceleration for 20 seconds after starting from rest. If it travels a distance s­1 in the first 10 seconds and distance s2 in the next 10 seconds then,
(a) s2 = s1
(b) s2 = 2s1
(c) s2 = 3s1
(d) s2 = 4s1

Question 36. Choose the correct option:
(a) distance is a scalar, velocity is a vector , acceleration is a vector.
(b) distance is a vector, velocity is a scalar, acceleration is a vector.
(c) distance is a vector, velocity is a vector, acceleration is a vector.
(d) distance is a scalar, velocity is a vector, acceleration is a scalar.

Question 37 : m/s2 is the SI unit of –
(a) distance
(b) displacement
(c) velocity
(d) acceleration

Question 38 . A body is thrown vertically upward with velocity u, the greatest height h to which it will rise is____________
(a) u/g
(b) u2/2g
(c) u2/g
(d) u/2g

Question 39. A boy throws a ball up and catches it when the ball falls back. In which part of the motion the ball is accelerating?
(a) During downward motion
(b) When the ball comes to rest
(c) During upward motion
(d) When the boy catches the ball

Question 40. Speed of a body in particular direction can be called
(a) acceleration
(b) displacement
(c) velocity
(d) distance

Question 41. A body performs an accelerated motion, with uniform speed. The motion of body is
(a) Linear
(b) Circular
(c) Parabolic
(d) Irregular

Question 42. Name the instrument used to measure instantaneous speed of a vehicle
(a) multimeter
(b) ammeter
(c) speedometer
(d) accelerator

Question 43 . Area under a v – t graph represents a physical quantity which has the unit
(a) m2
(b) m
(c) m3
(d) m s–1

Question 44. An object travels 20 m in 5 sec and then another 40 m in 5 sec. What is the average speed of the object?
(a) 6 m/s
(b) 2 m/s
(c) 12 m/s
(d) 0 m/s

Question 45. A car is travelling at a speed of 90 km/h. Brakes are applied so as to produce a uniform acceleration of – 0.5 m/s². Find how far the car will go before it is brought to rest?
(a) 8100 m
(b) 900 m
(c) 625 m
(d) 620 m

Question 46. Speed of 90 km/h when expressed in m/s is
(a) 2.5
(b) 90000
(c) 250
(d) 25

Question 47: The distance covered in time t by a body having initial velocity u and having a uniform acceleration a is given by s = ut + ½ at2. This result follows from –
(a) Newton’s first law
(b) Newton’s second law
(c) Newton’s third law
(d) None of these.

Question 48: A body moving along a straight line at 20 m/s undergoes an acceleration of -4 m/s2. After two seconds its speed will be –
(a) -8 m/s
(b) 12 m/s
(c) 16 m/s
(d) 28 m/s.

Question 49. The Rate of change of displacement is called_________
(a) Velocity
(b) Deceleration
(c) Acceleration
(d) Speed

Question 50: a particle moves with uniform positive acceleration. Its velocity-time graph will be
(a) a straight line parallel to the time axis
(b) a straight line inclined at an obtuse angle to the time axis
(c) a straight line inclined at an acute angle to the time axis
(d) none of these.

Question 51. When a car driver travelling at a speed of 10 m/s applies brakes and brings the car to rest in 20 s, then the retardation will be:
(a) + 2 m/s2
(b) − 2 m/s2
(c) − 0.5 m/s2
(d) + 0.5 m/s2

Question 52. The slope of distance – time graph gives instantaneous.
(a) acceleration
(b) speed
(c) velocity
(d) Distance covered

Question 53. Which of the following situations are not possible?
(a) A body moving with constant acceleration but with zero velocity.
(b) A body moving horizontally with an acceleration in vertical direction
(c) A body moving with a constant velocity in an accelerated motion
(d) All of these

Question 54 . Which of the following statement is correct regarding velocity and speed of a moving body?
(a) Velocity of a moving body is always higher than its speed
(b) Speed of a moving body is always higher than its velocity
(c) Speed of a moving body is its velocity in a given direction
(d) Velocity of a moving body is its speed in a given direction

Question 55. A man is moving with 36 kmph. The time of reaction is 0.9 seconds. On seeing an obstacle in the path, he applies brakes and decelerates at 5 m/s2, the total distance covered before he stops is:
(a) 19 m
(b) 17 m
(c) 16 m
(d) 18 m

Question 56 : A person travels distance πR along the circumference of a circle of radius R. Displacement of the person is
(a) R
(b) 2R
(c) 2πR
(d) zero

Question 57. The speed at any instant of time is known as
(a) velocity
(b) given speed
(c) average speed
(d) instantaneous speed

Question 58 . If the displacement of an object is proportional to square of time, then the object moves with________
(a) uniform velocity
(b) uniform acceleration
(c) increasing acceleration
(d) decreasing acceleration

Question 59. Area under a v – t graph represents a physical quantity which has the unit
(a) m2
(b) m
(c) m3
(d) m s–1

Question 60. An object moves along a curved path. The following quantities may remain constant during its motion.
(a) speed
(b) velocity
(c) magnitude of acceleration
(d) Both ‘a’ and ‘c’

Question 61. Suppose a boy is enjoying a ride on a marry-go-round which is moving with a constant speed of 10 m/s. It implies that the boy is:
(a) At rest
(b) Moving with no acceleration
(c) In accelerated motion
(d) Moving with uniform velocity

Question 62 . A particle is moving in a circular path of radius r. The displacement after half a circle would be_______
(a) Zero
(b) π r
(c) 2 r
(d) 2π r

You can easily get good marks If you study with the help of Class 9 Motion MCQ. We trust that information provided is useful for you. NCERT MCQ Questions for Class 9 Motion PDF Free Download would without a doubt create positive results. 

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