Question
A boy ties a stone to the end of a spring which he then whirles above his head round a circular path of radius 15 cm if the stone makes 20 oscillations in 10 secs. Calculate the angular and linear speeds of the stone
Answers
R_scott
2 oscillations per second ... 4 π rad/s
radius is 15 cm ... 4 * π * 15 cm/s
radius is 15 cm ... 4 * π * 15 cm/s