CBSE Class 11 Physics Chapter 3 Motion in a Straight Line Multiple Choice Questions with Answers. MCQ Questions Class 11 Physics Motion in a Straight Line with Answers was Prepared Based on Latest Exam Pattern. Students can solve NCERT Class 11 Physics Motion in a Straight Line MCQs with Answers to know their preparation level.
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MCQ Questions Class 11 Physics Motion in a Straight Line with Answers - Set - 3
Question 1:
A car covers the first half of the distance between two places at 40 km/h and another half at 60 km/h.
The average speed of the car is
(a) 40 km/h
(b) 48 km/h
(c) 50 km/h
(d) 60 km/h.
Correct Answer – (B)
Question 2 :
A car moves a distance of 200 m. It covers the first half of the distance at speed 40 km/h and the second half of distance at speed v. The average speed is 48 km/h.
The value of v is
(a) 56 km/h
(b) 60 km/h
(c) 50 km/h
(d) 48 km/h.
Correct Answer – (B)
Question 3 :
A particle is thrown vertically upward. Its velocity at half of the height is 10 m/s, then the maximum height attained by it (g = 10 m/s2)
(a) 8 m
(b) 20 m
(c) 10 m
(d) 16 m.
Correct Answer – (C)
Question 4 :
A particle starts its motion from rest under the action of a constant force. If the distance covered in first 10 seconds is S1 and that covered in the first 20 seconds is S2, then
(a) S2 = 3S1
(b) S2 = 4S1
(c) S2 = S1
(d) S2 = 2S1
Correct Answer – (B)
Question 5 :
A man throws balls with the same speed vertically upwards one after the other at an interval of 2 seconds. What should be the speed of the throw so that more than two balls are in the sky at any time ?
(a) more than 19.6 m/s
(b) at least 9.8 m/s
(c) any speed less than 19.6 m/s
(d) only with speed 19.6 m/s
Correct Answer – (A)
MCQ Questions Class 11 Physics Motion in a Straight Line with Answers
Question 6 :
A bus travelling the first one-third distance at a speed of 10 km/h, the next one-third at 20 km/h and at last one-third at 60 km/h. The average speed of the bus is
(a) 9 km/h
(b) 16 km/h
(c) 18 km/h
(d) 48 km/h.
Correct Answer – (C)
Question 7 :
A car moving with a speed of 40 km/h can be stopped by applying brakes after atleast 2 m. If thesame car is moving with a speed of 80 km/h, what is the minimum stopping distance?
(a) 4 m
(b) 6 m
(c) 8 m
(d) 2 m
Correct Answer – (C)
Question 8 :
A particle moves in a straight line with a constant acceleration. It changes its velocity from 10 m s–1 to 20 m s–1 while passing through a distance 135 m in t second. The value of t is
(a) 12
(b) 9
(c) 10
(d) 1.8
Correct Answer – (B)
Question 9 :
A ball is dropped from a high rise platform at t = 0 starting from rest. After 6 seconds another ball is thrown downwards from the same platform with a speed v. The two balls meet at t = 18 s. What is the value of v ? (Take g = 10 m/s2)
(a) 75 m/s
(b) 55 m/s
(c) 40 m/s
(d) 60 m/s
Correct Answer – (A)
Question 10 :
A car runs at a constant speed on a circular track of radius 100 m, taking 62.8 seconds for every circular lap. The average velocity and average speed for each circular lap respectively is
(a) 10 m/s, 0
(b) 0, 0
(c) 0, 10 m/s
(d) 10 m/s, 10 m/s.
Correct Answer – (C)
- NCERT Solutions Class 11 Physics Chapter 1 : Physical world
- NCERT Solutions Class 11 Physics Chapter 2 : Units And Measurements
- NCERT Solutions Class 11 Physics Chapter 3 : Motion In A Straight Line
- NCERT Solutions Class 11 Physics Chapter 4 : Motion In A Plane
- NCERT Solutions Class 11 Physics Chapter 5 : Laws of Motion
- NCERT Solutions Class 11 Physics Chapter 6 : Work Energy Power
- NCERT Solutions Class 11 Physics Chapter 7 : Rotational-Motion
- NCERT Solutions Class 11 Physics Chapter 8 : Gravitation
- NCERT Solutions Class 11 Physics Chapter 9 : Mechanical Properties of Solids
- NCERT Solutions Class 11 Physics Chapter 10 : Mechanical Properties of Fluids
- NCERT Solutions Class 11 Physics Chapter 11 : Thermal Properties of Matter
- NCERT Solutions Class 11 Physics Chapter 12 : Thermodynamics
- NCERT Solutions Class 11 Physics Chapter 13 : Kinetic Theory
- NCERT Solutions Class 11 Physics Chapter 14 : Oscillations
- NCERT Solutions Class 11 Physics Chapter 15 : Waves
