A 15000 N automobile travels at a speed of 47 km/h northward along a street, and a 6500 N sports car travels at a speed of 55 km/h eastward along an intersecting street.
(a) If neither driver brakes and the cars collide at the intersection and lock bumpers, what will the velocity of the cars be immediately after the collision?
direction in degrees
(b) What percentage of the initial kinetic energy will be lost in the collision?
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