Question

4. An athlete runs on a circular track of radius r metres with a uniform speed and
completes one revolution in i seconds. Calculate the distance and displacement in:
a) 1/2 s
b) 3/4 s
5. A person travels a distance of 5 m towards the east, then turns left and travels 12 m
towards the north.
a) What is the total distance travelled by the person?
b) What is his displacement?
6. A person travels on a semicircular track of radius 50 m during a morning walk. If he
starts from one end of the track and reaches the other end, calculate the distance
travelled and the displacement of the person.
7. A man travels a distance of 1.5 m towards the east, then 2 m towards the south and
4.5 m towards the east. Find the total distance travelled and the net displacement.
8. A person completes one round of a circular track of radius Rin 40 s. At the end of
2 minutes, what will be the displacement covered by the person?
9. The minute hand of a wall clock is 10 cm long. Find its displacement and the distan
covered from 10 am to 10:30 am.
10. When is a body said to be in a state of motion?​

Answer 1

Answer:

Ans 10 when it is moving