Recent content by lenbc2006

ok well i don't know if she is going to give us the angle and height but if she does i can find the height using h=v^2sintheta /2(g)

[b]1. 1) You have a brass bar and an aluminum bar which are fastened to two immovable walls and there's an air gap between them. At a certain temperature, the gap measures a certain amount. What temperature will cause the gap to close? 2) A tennis ball starts from rest rolls down a hill and...

[b]1. 2) A tennis ball starts from rest rolls down a hill and at the end of the hill becomes airborne. (diagram) Find the horizontal range that the ball drops in. [b]2. d=v(2h/g)^.5 [b]3. How do you go about solving this problem?

should the angle between the boom and the cable be 48-32=16?