Respuesta :

Neetoo

Answer:

The stairs are at the height of 1.67 m.

Explanation:

Given data:

work done = 1500 J

Force = 900 N

Height of stairs = ?

Solution:

Work = force × distance

w = f × d

d = w/ f

d = 1500 kg. m².s⁻² /900 Kg.m/ s²

d =  1.67 m

The stairs are at the height of 1.67 m.