Question #343563

A body of mass 4 kg, projected at an angle of 65° from the ground with an initial velocity of 36 m/s, acceleration due to gravity is g = 9.81 m/s2, determine:

a) time of flight 


b) maximum horizontal distance covered 


c) maximum vertical distance covered 



1
Expert's answer
2022-05-22T14:38:11-0400

t=2vsinαg=6.65 s,t=\frac{2v\sin\alpha}g=6.65~s,

s=vsin2αg=101.2 m,s=\frac{v\sin 2\alpha}g=101.2~m,

h=v2sin2α2g=54.3 m.h=\frac{v^2\sin^2\alpha}{2g}=54.3~m.


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