A projectile is aimed to hit a mark in a horizontal plane, but falls short by 20m, when the angle of projection is 20°. However, when projected at 45°, it overshoots by 40m. Determine the angle of projection required to hit the target precisely? Also find the actual distance of the target. ANS: X = a =
A projectile is aimed to hit a mark in a horizontal plane, but falls short by 20m, when the angle of projection is 20°. However, when projected at 45°, it overshoots by 40m. Determine the angle of projection required to hit the target precisely? Also find the actual distance of the target. ANS: X = a =
International Edition---engineering Mechanics: Statics, 4th Edition
4th Edition
ISBN:9781305501607
Author:Andrew Pytel And Jaan Kiusalaas
Publisher:Andrew Pytel And Jaan Kiusalaas
Chapter9: Moments And Products Of Inertia Of Areas
Section: Chapter Questions
Problem 9.46P
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Question
A projectile is aimed to hit a mark in a horizontal plane, but falls short by 20m, when the angle of projection is 20°. However, when projected at 45°, it overshoots by 40m. Determine the angle of projection required to hit the target precisely? Also find the actual distance of the target.
ANS:
X =
a =
![45°
20
20m
-X-
40m](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc23e1e18-3721-495c-a802-e214e0734390%2F52875ff8-cd88-4147-bb2a-cbb4371c713b%2Fkqygthm_processed.jpeg&w=3840&q=75)
Transcribed Image Text:45°
20
20m
-X-
40m
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