Tom has a mass of 50,000 g and runs up a flight of stairs 4 m high in 12.5 seconds. Calculate Tom’s power. (g = 10 m/s2)

160 watts.

Explanation:

Remark

Power = Work / Time

Work = F * d

Note: Since he is running up stairs he is doing work against gravity.

Givens

Formula

Solution

step-by-step explanation:

we are given

we have to simplify it

firstly, we will factor it

now, we can cancel like terms

now, we can combine it

so, we get

show the wavelengths of a wave. show the crests of a wave.