Question
A wheel turns with an angular velocity of 8 rad/s.
a. Express the angular velocity to the nearest tenth of a revolution per minute.
b. If the radius of a wheel is 20 cm, how far will it roll in 10 s, to the nearest centimeter?
a. Express the angular velocity to the nearest tenth of a revolution per minute.
b. If the radius of a wheel is 20 cm, how far will it roll in 10 s, to the nearest centimeter?
Answers
R_scott
a. 8 rad/s * (1 rev / 2 π rad) * 60 s/min
b. 8 rad/s * 20 cm/rad * 10 s
b. 8 rad/s * 20 cm/rad * 10 s