A man weight 800N climbs up a stairs to height of 15m in 12.5s. What is the man''s average power output?

Brightdon35

2 months ago

P=W/t.
In this specific case, the work done (W) is the work against gravity to lift the man's weight to a certain height. This is equal to the force (weight) multiplied by the vertical distance (height).

imustgetupto300injamb

1 year ago

they didn't give distance?? and work is force× distance not force × height.

Yinkaaaaa

7 years ago

The combination of 2 primary colors give a secondary color and red,blue,yellow are primary color and blue and yellow makes green so the answer should be D