In IPL Vaibhav Suryavanshi hit a six which lands on the roof of Stadium situated at a distance of 60 m from Suryavanshi. If time of flight of ball is 4 sec and ball hits the stadium roof at an angle o

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In IPL Vaibhav Suryavanshi hit a six which lands on the roof of Stadium situated at a distance of 60 m from Suryavanshi. If time of flight of ball is 4 sec and ball hits the stadium roof at an angle of $4 5^{\circ}$ with horizontal in downward direction then, height of roof of stadium where ball hits from the ground is :

TestHub · Accepted Answer

v x ​ − v y ​ ​ − v y ​ v x ​ v x ​ v y ​ − 15 v y ​ v H ​ = tan 4 5 ∘ = v x ​ ⋅ 4 = 60 = 15 = u y ​ − g t = u y ​ − 40 = 25 = v x 2 ​ + v y 2 ​ ​ = 1 5 2 + 2 5 2 ​ = 850 ​ = 25 × 4 − 2 1 ​ ( 10 ) × 16 = 100 − 80 = 20 m ​

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