Question

Paul wants to jump his car over 45 barrels. Each barrel is 1m wide. If he takes off horizonally from a ramp that is 5.5 m higher than where he will land, how
fast does he need to drive to clear the barrels?
Paul needs to go
mis to clear the barrels ( Give answe to the hundreths place)

Answer 1

Answer:

h = -5.5 = 1/2 g t^2    distance he will fall in time t

t = (11 / 9.8)^1/2      using 9.80 m/s^2 for g

t = 1.06 sec

So Vx = 45 m / 1.06 s = 42.47 m/s