Question

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Review all the exam parameters below. D 3.5 pts Question 13 long has been washed out by the rain several days ago. How fast must a car A bridge that was 10.4 m be going to successfully jump the stream, if we neglect air resistance? Although the road is level on both sides of the bridge, the road on the far side is 3.00 m lower than the road on this side. o 13.3 m's O 14.3 m s O 10.9 m s 18 8 ms o 26.6 m s Previous Next

Answer 1

length of the bridge L time taken by the car to travell horizantal dis tan ce L is t L horizantal component of velocity of stone EV X if the height dropped by the car by the time it land on other side h ( time of flight =t) h= L 2 V X L2 V X L 10.4m; g9.8-; h 3.0mm S we plug the values in hand while using the relation gives m V 13.3 X