Angular Kinematics 1 Notes Qs

How many radians in 3.16

revolutions? 3 sig figs, no units

If a drill goes through 174 radians,

how many revolutions does it go

through? 3 sig figs, no units

Convert 33 RPM to rad/s. 2 sig figs, no units

Convert 12 rev/s to rad/s. Round to nearest whole number, no units

A certain gyro spinner has an angular

velocity of 10,000 RPM, and a

diameter of 1.1 cm. What is the

tangential velocity at its edge? 2 Sig figs, no units

What is the tangential velocity of a

13 cm diameter grinding wheel

spinning at 135 rad/s? 2 sig figs, no units

What is the angular velocity of a

57 cm diameter car tire rolling at

27 m/s? Round to nearest whole number, no units

A .450 m radius marking wheel

rolls a distance of 123.2 m. What

angle does the wheel rotate

through? Round to nearest whole number, no units.

A car with .36 m radius tires speeds up from 0 to 27 m/s in 9.0 seconds. (a) What is the linear acceleration? 2 sig figs, no units

Tags

NGSS.HS-PS2-1

A car with .36 m radius tires speeds up

from 0 to 27 m/s in 9.0 seconds.

(a) a = 3.0 m/s/s

(b) What is the tire’s angular

acceleration in rad/s^2? Round to 2 sig figs, no units