The average marathon runner can complete the 42.2-km distance of the marathon in 3 h and 30 min.If the runner's mass is 75 kg,what is the runner's average kinetic energy during the run?
A) 842 J
B) 5.45 103 J
C) 251 J
D) 126 J
E) 421 J
Correct Answer:
Verified
Q1: The work expended to accelerate a car
Q2: If mechanical work is done on a
Q3: The kinetic energy of a car
Q4: A particle moves halfway around a
Q6: Use the figure to answer the question.
Q7: A body moves with decreasing speed.Which of
Q8: Negative work means
A)the kinetic energy of the
Q9: Use the figure to answer the question.
Q10: Use the figure to answer the question.
Q11: A 5-kg object slides down a frictionless
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents