Asked by Mike

Calculate the angle of projection of a projectile in order to hit a target 12km away.the initial velocity is 700m/s ant the time of the flight is 80seconds.

Answers

Answered by Henry
Distance = Vo^2*sin(2A)/g = 12000 m
700^2*sin(2A)/9.8 = 12000
50000*sin(2A) = 12000
sin(2A) = 12000/50000 = 0.240
2A = 13.9o
A = 6.94o

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