Posted by **Anonymous** on Monday, January 3, 2011 at 3:10pm.

a ball is thrown at an initial angle of 37 and initail velocity of 23.0 m/s reaches a maximum height h, as shwon in the Figure. With what initial speed must a ball be thrown straight up to reach the same maximum height h?

- physics -
**bobpursley**, Monday, January 3, 2011 at 3:27pm
Vi^2=2gh

Vi= sqrt (2gh)

- physics -
**Nayalin**, Monday, June 20, 2011 at 8:42pm
sin(37) * 23 = 13.8

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