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A rock is thrown horizontally from a tower at A and hits the ground 3.5 s later at B. The line of sight from A to B makes an angle of 63° with the horizontal. Compute the magnitude of the initial velocity u of the rock. 63 Answer: u = i m/s

A rock is thrown horizontally from a tower at A and hits the ground 3.5 s later at B. The line of sight from A to B makes an angle of 63° with the horizontal. Compute the magnitude of the initial velocity u of the rock. 63 Answer: u = i m/s

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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A rock is thrown horizontally from a tower at A and hits the ground 3.5 s later at B. The line of sight from A to B makes an angle of 63° with the horizontal. Compute the magnitude of the initial velocity u of the rock. 63° B Answer: u = i m/s
Transcribed Image Text:A rock is thrown horizontally from a tower at A and hits the ground 3.5 s later at B. The line of sight from A to B makes an angle of 63° with the horizontal. Compute the magnitude of the initial velocity u of the rock. 63° B Answer: u = i m/s
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