trash2020 trash2020
  • 03-04-2017
  • Physics
contestada

A student who weighs 500N climbed the stairs from the first floor to the third floor, 15m above, in 20s. What was her power? *

Respuesta :

Аноним Аноним
  • 03-04-2017
For the gravitational force F, the Work is given by W = F*h, where h represents the height of the student.
Power P = W / t, where t is time.
Answer Link

Otras preguntas

How does transpiration play a  role in the water cycle ?
A passenger on a boat moving at 1.70 m/s on a still lake walks up a flight of stairs at a speed of 0.60 m/s , as shown in the figure . The stairs are angled at
What is the numerator or denominator of 4/5
A child is standing across the street from his apartment . His mother is on their balcony . The angle of elevation between the child's eyes and his mothers eyes
Rewrite the function c(x) =9(x+3) using the distributive property
What are two different ways to describe and label the layers of the Earth?
two identical freight cars roll without friction towards each other on a level track. one car rolls 2 m/s the other 1 m/s. after the cars collide they couple an
Why is RNA necessary to act as messenger?
.is a pot holder a conductor or a insulator
in an expression(8/9) squared (-81)+3/5dividedby-9/10