An artillery shell is fired from a cliff 20.4 m above a valley witha velocity 254 m/s at an angle 37.8 º above the horizontal.How many seconds after being fired does the shell reach its maximumheight?
What is the maximum height of the shell in the previous question(in m) above the valley floor?
An artillery shell is fired from a cliff 28.8 m above a valley witha velocity 234 m/s at an angle 30.8 º above the horizontal.How far (in km) has the shell traveled horizontally when it is atits maximum height?