Register Now

Login

Lost Password

Lost your password? Please enter your email address. You will receive a link and will create a new password via email.

Add question

You must login to ask question .

Login

Register Now

Lorem ipsum dolor sit amet, consectetur adipiscing elit.Morbi adipiscing gravdio, sit amet suscipit risus ultrices eu.Fusce viverra neque at purus laoreet consequa.Vivamus vulputate posuere nisl quis consequat.

Frequency and Period

A typical hard disk in a computer spins at 7200 rpm.

 

What is the frequency in rev/s?

1 min = 60 seconds

7200 / 60 =

120 rev/s

 

What is the period in seconds?

period = 1/7200

= 0.000138 minute

= 0.0083 second

= 8.3 x 10-3

About Vita

Leave a reply