# Motion in a Straight Line MCQ Questions for Class 11 Physics Chapter 3 with Answers

NCERTCOURSE.COM given here the NCERT chapter-wise Multiple Choice Questions from Class 11 Physics book Chapter 3 Motion in a Straight Line with Answers Pdf free download. This may assist you to understand and check your knowledge about the chapters. Students also can take a free test of the Multiple Choice Questions of Motion in a Straight Line. Each question has four options followed by the right answer. These MCQ Questions are selected supported by the newest exam pattern as announced by CBSE.

## Q1. When a body is dropped from a tower, then there is an increase in its

(i) mass
(ii) velocity
(iii) acceleration
(iv) potential energy

(ii) velocity

(i) [LT2]
(ii) [LT/2]
(iii) [L2T]
(iv) [L2T2]

(ii) [LT/2]

(i) kilogram
(ii) metre
(iii) m/s
(iv) second

(iii) m/s

## Q4. The ratio of the numerical values of the average velocity and average speed of a body is

(i) unity or less
(ii) less than unity
(iii) unity
(iv) unity or more

(i) unity or less

## Q5. A particle is moving with a constant speed along straight line path. A force is not required to

(i) change its direction
(ii) increase its speed
(iii) decrease its momentum
(iv) keep it moving with uniform velocity

(iv) keep it moving with uniform velocity

## Q6. The slope of velocity-time graph for motion with uniform velocity is equal to

(i) zero
(ii) final velocity
(iii) initial velocity
(iv) none of these

(i) zero

(i) m/s
(ii) m/s²
(iii) km/hr
(iv) cm/s

(ii) m/s²

(i) 3 km/h
(ii) zero
(iii) 2 km/h
(iv) 1.5 km/h

(i) 3 km/h

## Q9. The distance travelled by an object is directly proportional to the time taken. Its acceleration

(i) increases
(ii) decreases
(iii) becomes zero
(iv) remains constant

(iii) becomes zero

(i) 4 s
(ii) 3 s
(iii) 6 s
(iv) 8 s

(i) 4 s

(i) 10 s
(ii) 5 s
(iii) 20 s
(iv) 6 s

(ii) 5 s

## Q12. Which of the following is a one dimensional motion ?

(i) Motion of train running on a straight track
(ii) Motion of satellite
(iii) Motion of air particle
(iv) Motion of snake

(i) Motion of train running on a straight track

## Q13. If the displacement of an object is zero, then what can we say about its distance covered?

(i) It is negative
(ii) It is must be zero
(iii) It cannot be zero
(iv) It may or may not be zero

(iv) It may or may not be zero

(i) ∏/2
(ii) ∏
(iii) 2∏
(iv) 4∏

(i) ∏/2

(i) 9 m
(ii) 12 m
(iii) 16 m
(iv) 10 m

(i) 9 m

## Q16. Which of the following can be zero, when a particle is in motion for some time?

(i) Displacement
(ii) None of these
(iii) Distance
(iv) Speed

(i) Displacement

## Q17. The acceleration of a moving object can be found from

(i) area under displacement-time graph
(ii) slope of displacement-time graph
(iii) area under velocity-time graph
(iv) slope of velocity-time graph

(iv) slope of velocity-time graph

## Q18. The location of a particle has changed. What can we say about the displacement and the distance covered by the particle?

(i) Neither can be zero
(ii) One may be zero
(iii) Both may be zero
(iv) One is +ve, other is –ve

(i) Neither can be zero

## Q19. If the displacement-time graph of an object is parallel to the time-axis, then it represents that the object is :

(i) at rest
(ii) in uniform motion
(iii) in acceleration motion
(iv) none of the above

(i) at rest

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## Class 11 Physics MCQ Questions Chapter wise with Answers

### 5 thoughts on “Motion in a Straight Line MCQ Questions for Class 11 Physics Chapter 3 with Answers”

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