Questions
If a stone is to hit at a point which is at a distance d away and at a height h (Fig.) above the point from where the stone starts, then what is the value of initial speed u if the stone is launched at an angle ?
detailed solution
Correct option is B
h=(usinθ)t-12 gt2 d=(ucosθ)t or t=ducosθ h=usinθducosθ-12 gd2u2cos2θ u=dcosθg2(dtanθ-h)Talk to our academic expert!
Similar Questions
Assertion : When the velocity of projection of a body is made n times, its time of flight becomes n times.
Reason : Range of projectile does not depend on the initial velocity of a body.
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