Ask Question

At what minimum rate is a 60.0-kg boy using energy when, in 8.00 s, he runs up a flight of stairs that is 10.0-m high?

+3
Answers (1)
  1. 25 October, 22:26
    0
    The answer is 735 W.

    He runs up the stairs, so he needs a total amount of energy = mgh = 5880 Joules. For the rate: since he goes from zero energy to 5880 Joules over 8 seconds ... Joules/sec = 5,880/8 = 735 W
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “At what minimum rate is a 60.0-kg boy using energy when, in 8.00 s, he runs up a flight of stairs that is 10.0-m high? ...” in 📗 Computers & Technology if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers