# Thread: Angular Frequency

1. ## Angular Frequency

Hi.

A frequency of 125Hz is equivalent to what angular frequency?

I am getting 785.398... but I am not sure if its right. can anyone tell me if it is? and if not what the answer is and the formula please?

2. Originally Posted by tm1776
Hi.

A frequency of 125Hz is equivalent to what angular frequency?

I am getting 785.398... but I am not sure if its right. can anyone tell me if it is? and if not what the answer is and the formula please?
$\omega = 2\pi f$

$= 2 \pi (125) = 250\pi rads/s$

Which is indeed 785.398, but best leave it as a multiply of pi for accuracy and ease of manipulation.

3. thank you.