Homework Help: physics

Posted by Anonymous on Wednesday, September 14, 2011 at 6:42pm.

a driver wants his car to jump over cars parked below him. He drives his car of a horizontal ramp (so a ledge) that is 2 meters above the cars. What is the slowest he can go to clear the cars which has a total horizontal distance of 24 meters

physics - bobpursley, Wednesday, September 14, 2011 at 7:56pm
Ignoring air resistance?

time across: t= 24/V

vertical drop= 2m=1/2 g t^2

so 2=1/2 *9.8 (24/V)^2
solve for V

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