Questions
The maximum height attained by a projectile is increased by 10%. Keeping the angle of projection constant, what is the percentage increase in the time of flight?
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Correct option is A
hT2= u2sin2θ2g×g24u2sin2θ = g8Thus ∆hh = 2∆TT i.e., ∆TT = 12∆hh or 100 × ∆Th = 12[∆hh×100] = 102 = 5%Similar Questions
A ball is projected obliquely with a velocity 49 ms–1 strikes the ground at a distance of 245 m from the point of projection. It remained in air for
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