A projectile is fired from the ground level with initial velocity of 90m/s at an angle of 36degre from horizontal. find the magnitude and direct of projectile 5 secs after firring

2 answers

u = 90 cos 36
v = 90 sin 36 - 9.8 t

magnitude = sqrt (u^2+v^2)
tan angle above horizontal = v/u
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