Asked by Anonymous
(a) If the KE of an arrow is quadrupled, by what factor has its speed increased?
(b) If the speed is doubled, by what factor does its KE increase?
(b) If the speed is doubled, by what factor does its KE increase?
Answers
Answered by
bobpursley
speed= sqrt(2KE/m)
Answered by
Shane
i don't understand how you are able to find how much it has increased
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