1. Angular velocity is measured in
(a) Revolutions/minute.
(b) Radians/second.
(c) Revolutions/second.
(d) All of the above.
2. Power in the rotational system
(a) Is found in the same way as in the linear system.
(b) Is found differently than it is in the linear system.
(c) Cannot be determined.
(d) Is always a constant.
3. A gear train has 13 directly connected gears. The first and last gears will
(a) Rotate in opposite directions.
(b) Rotate in the same direction.
(c) Not rotate.
4. Distinguish between curvilinear motion and rotational motion.