A monkey pushes a rock horizontally on a frictionless table with a net force of 10 N for 2.0 m. How much kinetic energy does the
rock gain?
Round the answer to two significant digits
1 answer:
Answer:
The answer is 20J
Explanation:
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0.0084×91=0.7644
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hope this helps
Explanation:
Here,
object distance(u)=20cm
image distance(v)=80cm-20cm=60cm
focal length(f)=?
we know ,
(1/f)=(1/v)+(1/u)
1/f = 1/60 + 1/20
1/f = (1+3)/60
60 =4f
f=15cm
Answer:
0.00001 J
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The answer would be D.) Nebula