How should I solve for t? I revised my Step 2 above and came up with t=11s or t=7.3s --> both answers put my x(f) value way over what the answer is supposed to be.
I am not getting the same answer as the text for this problem:
A cannon is fired from the top of the castle wall. The cannonball is fired at 50 m/s at an angle of 30 degrees. A cannonball that was accidentally dropped hits the moat below in 5s.
(a) How far from the castle wall does the...
I would appreciate some hints in how to get started with this problem:
You are asked to consult for the city's research hospital, where a group of doctors is investigating the bombardment of cancer tumours with high energy ions. The ions are fired directly toward the center of the tumour at...
A pickup truck with a steel bed is carrying a steel file cabinet. If the truck's speed is 15 m/s, what is the shortest distance in which it can stop without the file cabinet sliding?
*---*--*-*
v(i)=15m/s
v(f)=0
Need to find x(f)
Friction: f(s) should be F(net) = 0?
Not sure where...