Q. An archer shoots an arrow with a velocity of 45m/s at an angle of 50 degrees with the horizontal. An assistant standing on the level ground 150 m downrange from the launch point throws an apple straight up with the least initial speed required to meet the path of the arrow.
Q. After a 0.2700 kg rubber ball is dropped from a height of 1.850 m, it bounces off a concrete floor and rebounds to a height of 1.35 m. Determine the magnitude and direction of the impulse delivered to the ball by the floor.