**URGENT** Help on a PROJECTILE LAUNCHER Project
Purpose of this so-called project: To use the air inside a two liter plastic bottle to launch a projectile as far as possible.
Side note: This is NOT the Bottle Rocket Launcher!
The only requirements for this project is that I must use a...
Sorry about the confusion, but thanks for your help! :)
I tried to differentiate it but I got the wrong answer (15 for part B)...
My differentiation looks something like this:
6y*dy/dt = 15x*dx/dt
Maybe I screwed up my differentiation...
Homework Statement
A man 6 feet tall walks at a rate of 5 feet per second away from a light that is 15 feet above the ground. When he is 10 feet from the base of the light,
(A) at what rate is the tip of his shadow moving?
(B) at what rate is the length of his shadow changing?Homework...