What is the period of a ball tied to a string of length 1.2 m making 4.5 revolutions every second?

1 Answer
Nov 23, 2015

Answer:

I found #0.22# seconds.

Explanation:

The period is the amount of time needed to complete a revolution. Your ball makes #4.5# revolutions in #1# second so it will need:
#1/4.5=0.22# seconds for only one revolution.