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A sprinter accelerates from rest. Is the work done on the
Chapter 9, Problem 9.37(choose chapter or problem)
QUESTION:
A sprinter accelerates from rest. Is the work done on the sprinter positive, negative, or zero? Explain
Questions & Answers
QUESTION:
A sprinter accelerates from rest. Is the work done on the sprinter positive, negative, or zero? Explain
ANSWER:Problem 9.37
A sprinter accelerates from rest. Is the work done on the sprinter positive, negative, or zero? Explain
Step By Step Solution
Step 1 of 3
As the sprinter accelerates from rest, he pushes the ground backwards, the ground on other hand will push him to the front due to Newton's third law of motion. The force applied on the sprinter by the ground is in the direction of motion of the sprinter.