A projectile is fired from the top of a tower whose height is unknown. It is found that for a projection speed of 10m/s , the maximum range is obtained at a projection angle of 30

^{o}.What is the maximum range (i.e. from foot of the tower to the landing point on ground) and what is the height of the Tower?

root3*5+(root5/2+20H)/2

ReplyDeleteBut H itself is unknown. You have to find H

ReplyDeleterange is 5/root3

ReplyDeleteheight of tower is 20/9 mtrs

height of tower is 5/4 ...

ReplyDeleterange is 5/root6

Please do let me know your name so that in case your answer is correct, I can place your name in list of winners.

ReplyDeleteRegards,

Ambarish

The final solution can be seen here. None of the submitted answers were correct.

ReplyDeletehttp://askambarish.blogspot.com/2010/07/solution-to-weekly-challenge-2.html