Q 33

An old LP record that is originally rotating at 33.3 rad/s is given a uniform angular acceleration of 2.15 rad/s^{2}.Through what angle has the record turned when its angular speed reaches 72.0 rad/s?
A)83.2 rad
B)316 rad
C)697 rad
D)66.8 rad
E)948 rad

Q 34

A wheel rotates through an angle of 13.8 rad as it slows down uniformly from 22.0 rad/s to 13.5 rad/s.What is the magnitude of the angular acceleration of the wheel?
A)0.616 rad/s^{2}
B)5.45 rad/s^{2}
C)111 rad/s^{2}
D)22.5 rad/s^{2}
E)10.9 rad/s^{2}

Q 35

A pulley has an initial angular speed of 12.5 rad/s and a constant angular acceleration of 3.41 rad/s^{2}.Through what angle does the pulley turn in 5.26 s?
A)113 rad
B)22.6 rad
C)42.6 rad
D)19.3 rad
E)160 rad