A blinkie photograph made using the same procedure as in section 4 of the lab is

Question

A blinkie photograph made using the same procedure as in section 4 of the lab is shown at right. The blinkie is flashing five times per second. i. What is the duration of a single on/off cycle for the blinkie? ii. What is the approximate angular velocity (in radians per second) of the blinkie at point P? Show how you determined your answer. iii. If the speed of the blinkie at point P was 32 cm/sec, what is the distance from the center of the disc to the blinkie? Show how you determined your answer. iv. What is the approximate angular acceleration of the blinkie (in radians per second squared) of the blinkie at point P? Show how you determined your answer?

Explanation / Answer

1. duration of a single on/off cycle for the blinkie=1/5second

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