Question 1 (1 point)
A frictional force of 60 N allows Bugs Bunny run forward a distance of 10 m in 2 seconds.
How much work was done by the frictional force?
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Ответ:
The work done by the frictional force is 600J.
Explanation:
The work
done by the frictional force is
Now,
and 
; therefore,
Hence, the work done by friction is 660J.
Ответ:
its the frist one (The ratio 9 to 12 is greater than 4 to 6.)
Step-by-step explanation: