A solid cube of side c= 120mm is attached as shown to a cord AB of length 240 nun. The cub...

A solid cube of side c= 120mm is attached as shown to a cord AB of length 240 nun. The cube spins about its diagonal BC and processes about the vertical axis AD. Knowing that θ=25° and β= 40°. Determine. (a) the rate of spin of the cube, (b) its rate of precession. (See hint of Prob. 18.113.)

Fig.P18.114