A person walks on a straight road from his home to a market 3 km away with a speed of 6 km/h. Finding themarket closed, he instantly turns back and travels with a speed of 9 km/h.
What is:
(a) magnitude of average velocity
(b) average speed of the person over time interval
(i) O to 40 min. (ii) O to 50 min.
Answers
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Answer:
a) i)0.625m/s
ii) 0 m/s
b) i)1.875m/s
ii) 2.5 m/s
Explanation:
explanation is in images
Attachments:
geetarawat3676:
Hi
In answer 2nd page where we have to find average speed (¡¡) 0 to 50 min
what you have written total distance travelled =
after that what you have written
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