1. A roller coaster cart of mass m = 341 kg starts
stationary at point A, where h1 = 23.3 m and
a while later is at B, where h2 = 9.3 m.
The acceleration of gravity is 9.8 m/s^2
2.What is the speed of the cart at B, ignoring
the effect of friction?
Answer in units of m/s. Answer in units of
m/s.