CBSE Class 11 Physics Kinematics Assignment

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Assignment for Class 11 Physics Chapter 3 Motion In A Straight Line

Class 11 Physics students should refer to the following printable assignment in Pdf for Chapter 3 Motion In A Straight Line in Class 11. This test paper with questions and answers for Class 11 Physics will be very useful for exams and help you to score good marks

Chapter 3 Motion In A Straight Line Class 11 Physics Assignment

Kinematics MCQ Questions with Answers Class 11 Physics 

Question- A body starts from rest and is uniformly accelerated for 30 s.The distance travelled in the first 10s is x1. next 10s is x2 and the last 10 s is x3. Then x1 : x2 : x3 is the same as
(a) 1 : 2 : 4
(b) 1 : 2 : 5
(c) 1 : 3 : 5
(d) 1 : 3 : 9
Ans-(c)
 
Question- A bird flies for 4s with a velocity of (t–2) m/s in a straight line, where t = time in seconds. It covers a distance of
(a) 2m
(b) 4m
(c) 6m
(d) 8m
Ans-(b)
 
Question- A particle travels 10m in first 5 sec and 10m in next 3 sec.Assuming constant acceleration what is the distance travelled in next 2 sec
(a) 8.3 m
(b) 9.3 m
(c) 10.3 m
(d) None of above
Ans-(a)
 
Question- A 150 m long train is moving with a uniform velocity of 45 km/h. The time taken by the train to cross a bridge of length 850 meters is
(a) 56 sec
(b) 68 sec
(c) 80 sec
(d) 92 sec
Ans-(c)
 
Question- A particle is moving with velocity of 4 m/s along + ve X direction, an acceleration of 1 m/s2 is acted on the particle along –ve X direction. Find the distance travelled by the particle in 10 s.
(a) 10 m
(b) 26 m
(c) 16 m
(d) 8 m
Ans-(b)
 
Question- A stone falls from a balloon that is descending at a uniform rate of 12 m / s . The displacement of the stone from the point of release after 10 sec is
(a) 490m
(b) 510m
(c) 610m
(d) 725m
Ans-(c)
 
Question- The acceleration due to gravity on the planet A is 9 times the acceleration due to gravity on planet B. A man jumps to a height of 2m on the surface of A. What is the height of jump by the same person on the planet B
(a) 18m
(b) 6m
(c) 2m/3
(d) 2m/9
Ans-(a)
 
Question- A body, thrown upwards with some velocity reaches the maximum height of 50 m. Another body with double the mass thrown up with double the initial velocity will reach a maximum height of
(a) 100 m
(b) 200 m
(c) 300 m
(d) 400 m
Ans-(b)
 
Question-. From the top of a tower two stones, whose masses are in the ratio 1 : 2 are thrown one straight up with an initial speed u and the second straight down with the same speed u. Then, neglecting air resistance
(a) The heavier stone hits the ground with a higher speed
(b) The lighter stone hits the ground with a higher speed
(c) Both the stones will have the same speed when they hit the ground.
(d) The speed can’t be determined with the given data.
Ans-(c)
 
Question- An object is thrown in vertical upward direction . During its rising
(a) its velocity is downward and acceleration is in upward direction
(b) both velocity and acceleration are in upward direction
(c) both velocity and acceleration are in downward direction
(d) velocity is in upward direction and acceleration is in downward direction
Ans-(d)
 
Question- A body falls freely from rest. It covers as much distance in the last second of its motion as covered in the first three seconds. The body has fallen for a time of
(a) 3 s
(b) 5 s
(c) 7 s
(d) 9 s
Ans-(b)
 
Question- A body A is projected upwards with a velocity of 98 m/s. The second body B is projected upwards with the same initial velocity but after 4 sec. Both the bodies will meet after
(a) 6 sec
(b) 8 sec
(c) 10 sec
(d) 12 sec
Ans-(d)
 
Question-A parachutist jumps out of a plane. He falls freely for sometime, and then opens his parachute. Shortly after his parachute inflates, the parachutist
(a) keeps falling but quickly slows down
(b) momentarily stops, then starts falling again, but more slowly
(c) suddenly shoots upwards, and then starts falling again but more slowly
(d) suddenly shoots upward, and then starts falling again,eventually acquiring the same speed as before the parachute opened
Ans-(c)
 
Question- An object moving along a straight line has a constant acceleration of 4 m/s2. The position–time graph for this object has a slope that
(a) is constant
(b) decreases with time
(c) increases with time
(d) first increases and then decreases with time
Ans-(c)
 
Question- A ball is dropped from the top of a tower in a high speed wind. The wind exerts a steady force on the ball. The path followed by the ball will be
(a) Parabola
(b) Circular arc
(c) Elliptical arc
(d) Straight line
Ans-(d)
 
Question-A projectile is thrown in the upward direction making an angle of 60o with the horizontal direction with a velocity of 147 ms–1. Then the time after which its inclination with the horizontal is 45o is
(a) 15 s
(b) 10.98 s
(c) 5.49 s
(d) 2.745 s
Ans-(c)
 
Question-From the top of a tower of height 40 m a ball is projected upwards with a speed of 20 m/s at an angle of elevation of 30o. Then the ratio of the total time taken by the ball to hit the ground to its time of flight (time taken to come back to the same elevation) is (take g = 10 ms2)
(a) 2 : 1
(b) 3 : 1
(c) 3 : 2
(d) 4 : 1
Ans-(a)
 
Question- A projectile is projected at an angle of 15° to the horizontal with some speed v. If another projectile is projected with the same speed, then it must be projected at what angle with the horizontal so as to have the same range.
(a) It is never possible
(b) 12.5°
(c) 75°
(d) 65°
Ans-(c)
 
Question- A body is projected horizontally with speed 20 m/s from top of a tower. What will be its speed nearly after 5 sec ? Take g = 10 m/s2
(a) 54 m/s
(b) 20 m/s
(c) 50 m/s
(d) 70 m/s
Ans-(a)
 
Question- In the above question, what will be the displacement of the body
(a) 100 m
(b) 125 m
(c) 160 m
(d) 225 m
Ans-(c)
 
Question- A body is projected at an angle of 30° to the horizontal with speed 30 m/s. What is the angle with the horizontal after 1.5 seconds ? Take g = 10 m/s2.
(a) 0°
(b) 30°
(c) 60°
(d) 90°
Ans-(a)
 
 
More question-
 
CBSE Class 11 Physics Kinematics Assignment
 
 
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CBSE Class 11 Physics Chapter 3 Motion In A Straight Line Assignment

We hope you liked the above assignment for Chapter 3 Motion In A Straight Line which has been designed as per the latest syllabus for Class 11 Physics released by CBSE. Students of Class 11 should download and practice the above Assignments for Class 11 Physics regularly. We have provided all types of questions like MCQs, short answer questions, objective questions and long answer questions in the Class 11 Physics practice sheet in Pdf. All questions have been designed for Physics by looking into the pattern of problems asked in previous year examinations. You can download all Revision notes for Class 11 Physics also absolutely free of cost. Lot of MCQ questions for Class 11 Physics have also been given in the worksheets and assignments for regular use. All study material for Class 11 Physics students have been given on studiestoday. We have also provided lot of Worksheets for Class 11 Physics which you can use to further make your self stronger in Physics.

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