How far away from Earth is the moon?
1 answer:
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Answer:
Force on the object is 20 N
Explanation:
As we know that work done to raise the book from initial position to final position is known as potential energy stored in it
So here we know that
here we know that
U = 30 J
s = displacement = 1.5 m
so we have
Answer: The shortest time the truck could take is 4.34 secs
Explanation: Please see the attachments below
