Physics, asked by hamzaakbar, 2 months ago

Q201. An automobile moves with constant speed along a circle of radius 40 m. It takes 2
second to complete one circle. The average speed for one complete circle is:
A) 20πm/s
B) 60πm/s
B) 40πm/s
D) Om/s

Answers

Answered by sarthak0718

3

Answer:

40pi m/s

Explanation:

distance = 2piR= 2×40×pi m

time = 2sec.

avg. speed = total distance ÷ total time

= 80 pi ÷ 2

= 40pi m/s -->(ans)

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