Homework Statement
At the base of a frictionless icy hill that rises at 29.0deg above the horizontal, a toboggan has a speed of 12.0 m/s toward the hill. How high vertically above the base will it go before stopping?
Homework Equations
Wtot=K2-K1
K=1/2mv^2
K2=1/2mv^2=K1+Wtot
The...
my FBD has Fn opposite W on the Y axis. then at 28 deg from vertical i have Ft from the string-ceiling bus accompanied by Fc in opposite direction.
is that all so far?
i have tried getting components to sum the forces, but have had no luck getting anywhere.
Homework Statement
A woman rides on a Ferris wheel of radius 16 m that maintains the same speed throughout its motion. To better understand physics, she takes along a digital bathroom scale (with memory) and sits on it. When she gets off the ride, she uploads the scale readings to a computer...
centripetal acceleration. i gave the formula for that.
the lunch box doesn't have friction. it has a force tension in the string.
am i correct in saying that?
to be honest, i haven't a clue where to start.
[SOLVED] Newton's Law Flat Curve
Homework Statement
You are riding in a school bus. As the bus rounds a flat curve at constant speed, a lunch box with a mass of 0.470 kg suspended from the ceiling of the bus by a string of length 1.88 m is found to hang at rest relative to the bus when the...