The boy A is moving in a straight line away from the building at a constant speed of 4 ft/s. At what horizontal distance d must he be from C'in order to make the catch if the ball is thrown with a horizontal speed of ve = 10 fl/s? Also determine the relative speed of the ball with respect to the boy A at the instant the catch is made. B 20 ft A 4 fts
The boy A is moving in a straight line away from the building at a constant speed of 4 ft/s. At what horizontal distance d must he be from C'in order to make the catch if the ball is thrown with a horizontal speed of ve = 10 fl/s? Also determine the relative speed of the ball with respect to the boy A at the instant the catch is made. B 20 ft A 4 fts
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Transcribed Image Text:The boy A is moving in a straight line away from the building at a constant speed of 4
ft/s. At what horizontal distance d must he be from C in order to make the catch if the
ball is thrown with a horizontal speed of v. = 10 fl/s? Also determine the relative speed
of the ball with respect to the boy A at the instant the catch is made.
B
20 ft
A
4 t's
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