Physics Motion In A Straight Line Test Online MCQs With Answer
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# Motion in a Straight Line Test Online MCQs

 Test Name Motion in a Straight Line MCQs Test Subject Physics Test Type MCQs Total Question 20 Total Marks 40 Total Time 20 Mints Test Help For Physics Subject Test Prep. All Admissions Test. All Jobs Test prep. Medical Test prep.

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## Physics

1. A stone is allowed to fall from the top of a tower and; covers half the height of tower in the last second of its journey. The time taken by the stone to reach the foot of the tower is:

Question 1 of 20

2. The distance travelled by a body falling from rest in the first, second and third seconds are in the ratio

Question 2 of 20

3. A particle moves in xy  = plane according to equation x = 4t² + 5t + 16, y = 5t. The acceleration of the particle must be:

Question 3 of 20

4. A body is projected vertically with a speed of 20 m/s in a region where g = 10 m/s². The distance travelled in  3 seconds is:

Question 4 of 20

5. A balloon is at a height of 81 meters and is ascending upwards with a velocity of 12 m/s. A body of 2kg weight is dropped from it. If g = 10 m/s-2, the body will reach the surface of the earth in:

Question 5 of 20

6. A body falls freely from top of a tower and falls 7/16th of the total distance in its last second. The time taken by the body to complete motion is:

Question 6 of 20

7. The speed of the car is reduced to one third of its original value in travelling a distance S. Then the car is brought to rest in a minimum distance.

Question 7 of 20

8. A tiger chases a deer 30 m ahead of it and gains 3m in first 5s after the chase started. After 10s, the distance between them is (considered both at rest initially)

Question 8 of 20

9. A stone is allowed to fall from atop of a tower and covers half the height of tower in the last second of its journey, the approximate height of tower is (g = 9.8 m-2)

Question 9 of 20

10. A ship of mass 3 x 107kg, initially at rest, is pulled by force of 5 x 104 N through a distance of 3m. Assuming that the resistance due to water is negligible the speed of the ship is:

Question 10 of 20

11. The initial velocity of a particle is u (at, t = 0) and the acceleration f is given by at, where “a” is a constant. Which of the following relations is valid:

Question 11 of 20

12. If the velocity of a particle is given by v = √180 – 16x. Its acceleration will be:

Question 12 of 20

13. A car moving at 12 m/s due east attains a speed of 16 m/s towards north in 4 seconds. The magnitude of its average acceleration in m/s² is:

Question 13 of 20

14. A body covers 200 cm in the first 2 seconds and 220 cm in the next 4 seconds. The velocity at the end of 7th second is:

Question 14 of 20

15. Particles moves along x-axis in such a way that its coordinate (x) varies with time (t) according to the expression x = 2 – 5t + 6t².The initial velocity of the particle is:

Question 15 of 20

16. A stone thrown vertically upward flies past a window one second after it was thrown upward and after three seconds  on its way downward the initial velocity of stone is:

Question 16 of 20

17. The velocity of a body depends on time according to the equation v = 20 + 0.1 t². The body is undergoing.

Question 17 of 20

18. A body falls freely without an initial velocity from a height of 20 metres. At what height will it reach a velocity equal to half the velocity with which it reaches the ground

Question 18 of 20

19. A car covers the first half distance at 40 km per hour and the second half distance at 60 km hour along a straight road. The average speed is:

Question 19 of 20

20. Two balls of the same mass are thrown upwards at an interval of 2 seconds, along the same vertical line with the same initial velocity of 39.2 ms-1. They will collide at a height.

Question 20 of 20

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