Question: What power must a sprinter, weighing 80 kg, develop from the start if he has to impart a velocity of 10 ms −1 to his body in 4 s?
(A) 1 kW
(B) 2 kW
(C) 3 kW
(D) 4 kW
Answer: Option (A)
Solution:
What power must a sprinter, weighing 80 kg, develop from the start if he has to impart a velocity of 10 ms −1 to his body in 4 s?
with
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