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How much high above the ground, …

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How much high above the ground, a boy can throw the ball if he is able to ghrown the same ball upto maximum horizontal distance of 50m
  • 1 answers

H!Mαη$Hμ Ұαδαυ ✔️ 7 years, 6 months ago

Ans is 25m As range =u^2sin2¢/g For max. Range, R=u^2/g ,u^2/g=50...(given) ,u^2=50g......(i) And from third eq. Of motion ,v^2-u^2=2as ,here v=0,u=...from eq (i),a=-g,and s is question ,0-50g=2(-g)H.......from (i) ,H=50g/2g ,H=25metres....this is answer...
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