1. The mathematics of circular motion is simpler when we express angles in A) de

Question

1. The mathematics of circular motion is simpler when we express angles in A) degrees. B) gradians. C) steradians. D) radians. 2.One revolution equals A) 360 degrees. B) pi radians. C) 180 degrees. D) 360 radians. 3.What Greek letter typically represents angular velocity? A) alpha B) nu C) eta D) omega 4.What Greek letter typically represents angular acceleration? A) alpha B) nu C) eta D) omega 5.To determine the direction of a rotation, we use A) the right-hoof rule. B) the left-hoof rule. C) the two-hoof rule. D) the rule of thumbs. 6.A net torque always produces a(n) A) centripetal acceleration. B) angular acceleration. C) force. D) linear acceleration. 7.A solid disk and a ring have the same mass and the same radius. Each spins at the same angular speed. Which of the two has the larger rotational kinetic energy? A) It cannot be determined. B) They each have the same. C) The ring. D) The disk.

Explanation / Answer

2.1 revolution = 360 degrees 3.D) omega 4. A) alpha

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