Describing Motion
4. An athlete runs on a circular track of radius metres with a uniform speed and
completes one revolution in 1 seconds. Calculate the distance and displacement in:
a) 1/2 s
b) 3t/4s
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?
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it is the answer of the second question
Distance=17m
Displacement=13m
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