Calculate the work done in each of the following situations.

Question

(a) A horse pulls a wagon with a force of 1200 N and moves it 15 m.
(b) A cable lifts an elevator 16 m by using a cable with a tension force of 2500 N.
-How much work is required to lift a 35-kg object from the ground 3.0 m into the air?
-How much gravitational potential energy did this object gain?

Answer 1

a. 1200*15
b. 2500*16
d. 35*9.8*3
e. same as in above.

Answer 2

Im doing the same question and i am still confused?

Answer 3

Where does 9.8 come from?

Answer 4

if you square root the air quality by the formula of the sound barrier, you will get the answer.

Answer 5

hi kind sir

Answer 6

hi my names bob