Questions
If the horizontal range is four times the maximum height attained by a projectile. Then the angle of projection is:
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a
900
b
600
c
450
d
300
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Correct option is C
Range=R =u2 sin 2θg ; Maximum height =H=u2 sin2θ2g given R=4H ;substitute above values, ⇒u2 sin 2θg=4×u2 sin2θ2g ⇒ tan θ=1 ⇒ θ=450=angle of projectionSimilar Questions
The equation of trajectory of projectile is given by where x and y are in metre. The maximum range of the projectile is
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