IIT JEE : Description Of Motion In One Dimension QUESTIONS AND ANSWERS :: part3 : 11 to 15

Following IIT JEE Entrance Multiple choice objective type questions and answers will help you in Maths, Physics and Chemistry 2024 examinations :

11.A steamer takes 12 days to reach from port A to B. Every day only one steamers sets out from both the ports. How many steamers does each boat meet in the open sea ?

12.An object fall from rest. In the last second of its fall, it covers half of the total distance. If g = 9.8 m s-2 then the total height of the fall is

19.6 m

50 m

57 m

78.4 m

13.A particle covers 4 m.,5 m, 6 m and 7 m in 3rd, 4th,5 th and 6 th second respectively. The particle starts

(A) with an initial non-zero velocity and moves with uniform acceleration

from rest and moves with uniform velocity

with an initial velocity and moves with uniform velocity

from rest and moves with uniform acceleration.

14.A rubber ball is dropped from a height of 5 metre on a plane where the acceleration due to gravity is not known. On bouncing, it rises to a heigh of 1.8 m. On bouncing, the ball loses its velocity by a factor of

3/5

9/25

2/5

16/25

15.A boy releases a ball from the top of a building. It will clear a window 2 m high at a distance 10 m below the top in nearly

1 s

1.3 s

0.6 s

0.13 s

More Description Of Motion In One Dimension QUESTIONS AND ANSWERS available in next pages