You and a friend each carry a 15 kg suitcase up two
Chapter 10, Problem 23MCQ(choose chapter or problem)
Problem 23MCQ
You and a friend each carry a 15 kg suitcase up two flights of stairs, walking at a constant speed. Take each suitcase to be the system. Suppose you carry your suitcase up the stairs in 30 s while your friend takes 60 s. Which of the following is true?
A. You did more work, but both of you expended the same power.
B. You did more work and expended more power.
C. Both of you did equal work, but you expended more power.
D. Both of you did equal work, but you expended less power.
Unfortunately, we don't have that question answered yet. But you can get it answered in just 5 hours by Logging in or Becoming a subscriber.
Becoming a subscriber
Or look for another answer