A projectile is projected from ground with initial velocity →u=u0^i+v0^j. If acceleration due to gravity (g) is along the negative y-direction then find maximum displacement in x-direction.
A
u202g
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B
2u0v0g
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C
v202g
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D
4u0v0g
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Solution
The correct option is B2u0v0g
The correct option is B.
Given,
→U=u0^i+v0^j
u0=ucosθ.......1
v0=vsinθ........2
Since,
R=u22sin2θg
R=u22(sinθ.cosθ)g...........3
Substituting the value of equation 1,2 in eqyuation 3 then we get,