Homework Statement
Ladder leans against wall at angle θ. It is L meters long and mass m. Find the coefficient of friction with the floor. Assume no friction at the top.[/B]Homework Equations
ΣFx = 0
ΣFy = 0
Στ = 0
ƒ = μFn (Fn being the normal force with the ground)
The Attempt at a Solution...
Homework Statement
A jet pilot takes his aircraft in a vertical loop. V is 840 km/hr (233.3 m/s) find the min. radius of the loop to that the centripetal acceleration at the bottom does not exceed 6 Gs.
Homework Equations
a = v^2 / r
F = ma
The Attempt at a Solution
I don't know where to...