2.08
5 of 10
A horse canters away from its trainer in a straight line, moving 40 m
m
away in 8.8 s
s
. It then turns abruptly and gallops halfway back in 1.6 s
s
.

The system is released from rest with the cable taut, and the homogeneous cylinder does not slip on the rough incline. determine the angular acceleration of the cylinder and the minimum coeffi cient s of friction for which the cylinder will not slip.

Estimate the schwarzschild radius (in kilometers) for a mini-black hole formed when a superadvanced civilization decides to punish you (unfairly) by squeezing you until you become so small that you disappear inside your own event horizon. (assume that the your weight is 50 kg)

Which of the following are appropriate acceleration units?