A box is pushed across the floor for a distance of 5 meters with a force of 50 newtons in 5 seconds.
a. How much work is done?
b. What is the power?
c. If the box is pushed back again, what is the total amount of work done
Answers
Answered by
6
The total amount of work is
W
=
F
×
s
(force x distance)
Explanation:
W
=
50
N
×
5
m
=
250
N
m
=
250
J
Done in 5 seconds the power is
p
=
W
t
where
t
=time
p
=
250
J
5
s
=
50
J
/
s
=
50
W
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