Physics, asked by salviraju7922, 1 year ago

An athlete completes one round of a circular track of radius R in 40 second. What will be his displacement at the end of 2 minutes 2sec

Answers

Answered by JunaidMirza
0
2 minutes 20 seconds = 240 seconds

240 s / 40 rev/s = 6 rev

Athletes completes 6 revolutions in 240 seconds
As the athelete came to his initial position displacement covered is zero.

Distance = n × circumference of circle
= 6 × 2 π × R
= 12πR

Distance covered is 12πR
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