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A marks man wishes to hit …

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A marks man wishes to hit a target just in the same level of the line of sight .how sight , how high from the target .if the he should aim distance is 1600ms . and mudles speed of gun is 800 ms . ( take g=9.8)
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Gurkaran Randhawa 6 years, 4 months ago

We know that , vx= 800ms R, distance = 1600ms R= vx ×t 1600 = 800 ×t 1600÷ 800= t T =2sec Now apply t=under root of 2h÷ g Now , 2^=2× h÷9.8 4×98÷10× 2=h By cutting , 196÷ 10 So , height = 19.6 m
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