Oblicz pracę i moc jaką wykonałeś wbigając po scodach na piętro
Przyjmij
masa-65kg
h-3,5m
t-4,56
dane:
m = 65 kg
h = 3,5 m
t = 4,56 s
g = 10 m/s²
szukane:
W = ?
P = ?
W = Ep = m·g·h
W = 65kg·10m/s²·3,5m = 2275 kg·m²/s²
W = 2275 J
=========
P = W/t
P = 2275J/4,56s = 498,9
P = 498,9 W
==========
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
dane:
m = 65 kg
h = 3,5 m
t = 4,56 s
g = 10 m/s²
szukane:
W = ?
P = ?
W = Ep = m·g·h
W = 65kg·10m/s²·3,5m = 2275 kg·m²/s²
W = 2275 J
=========
P = W/t
P = 2275J/4,56s = 498,9
P = 498,9 W
==========
P = 498,9 W