Question

The position of an object connected to a spring varies with time according to the expression x = (6.2 cm) sin (9.1ð t). Find
(a) the period of this motion

Answer 1

consider the standar form

y=amplitude( sin (2PI*f*t))

so if 2PI f=9.10
then f=1/period
or period=2PI/9.10 seconds