Question
A 85-Kg firefighter climbs up a ladder at a constant speed of 2.5 m/s. What average power does the firefighter expend to overcome gravity?
Answers
Damon
Force * distance/ time
85 * 9.8 * 2.5 Joules/second or Watts
85 * 9.8 * 2.5 Joules/second or Watts
Jim
1960