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Question

(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?
15 years ago

Answers

bobpursley
speed= sqrt(2KE/m)
15 years ago
Shane
i don't understand how you are able to find how much it has increased
15 years ago

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