Physics
Matter 100 - 150 pg Copy
Motion
VI. NUMERICAL PROBLEMS INP)
1. A ear moving on a straight road covers one-third of the total distance with 20 km
remaining distance with 60 km/h. What is the average speed of the car ?
2. An athlete running with uniform speed along circular track of rudius 42 m completes one
in 40 . Calculate average speed and average velocity in time interval of (i) 0-10
(ii) 0-20 sec (n) 0-40 sce,
3. An object travels with a speed of 10 m/s for 15 seconds and then with speed of 15 m
10 seconds. Find average speed,
4. A motorbont starting from rest on a lake accelerates at the rate of 1 m/s. How far does the last
travel during 10 seconds ?
5. Ravi drops a ball from the top of a building of height 20 m. The velocity of the ball increase
uniformly at the rate of 10 m/s". Find :
The velocity with which ball strikes the ground?
(b) The time in which ball strikes the ground
Answers
Answered by
0
Answer:
i think is carrot
Explanation:
Similar questions