A ball is projected with a velocity v making an angle theta with horizontal the position co ordinates of a point on its trajectory are given by ... x=3t .... y= 4t-5tsqaure...
What is velocity of projection
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Answer:
Theta should be given!! But similar question answer is here . Mark as BRAINLEST
Explanation:
PHYSICS
A particle is projected with a velocity v, so that its range on a horizontal plane is twice the greatest height attained. If g is acceleration due to gravity, then its range is:
December 27, 2019avatar
Manika Bhattacharyya
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ANSWER
Range should be twice the greatest height
R=2H
g
v
2
sin2θ
=2
2g
v
2
sin
2
θ
⟹sin2θ=sin
2
θ
2sinθcosθ=sin
2
θ
∴tanθ=2
sinθ=
5
2
therefore range is R=
g
v
2
sin2θ
=
g
2v
2
sinθcosθ
=
g
2v
2
×
5
2
×
5
1
=
5g
4v
2
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