rsonayacharvo rsonayacharvo

11-11-2016
Physics

contestada

Calculate the work needed for a 65 kg person to climb through 4.0 m
on the surface of (a) the Earth and (b) the Moon

Respuesta :

scme1702 scme1702

15-11-2016

Work done = mgh; m = 65 kg, h = 4 m

a) g on Earth = 9.81 m/s²
W = 65 x 9.81 x 4
= 2550 Joules

b) g on moon = 1.62 m/s²
W = 65 x 1.62 x 4
= 420 Joules

Answer Link

Otras preguntas

was the first civilization to use letters rather than images as a system of writing? Phoenician Chinese Olmec Harappan

3/8 times 4/11 I really need help please help me please

what is 5/6 times 120 =

A person who beats a man in the park to take his wallet is committing which of the following acts of violence?

an equation that states two ratios are equivalent

A boat travels 45 miles upstream (against the current) in 5 hours. The boat travels the same distance downstream in 3 hours. What is the rate of the boat in sti

Is 2 5/9 irrational, why or why not?

How many years passed between 1000 B.C.E. and C.E. 1000? Which year is more recent, 3000 B.C.E. or C.E. 1500?

what were three things that happened to slaves during their first year in America.

Herman horse trader bought a horse for $600 and then sold it for $700. The next day he bought it back for $800 and then sold it for $900. How much money did Her