Dot Physics on MSN

Explaining the square root of 2 in RMS voltage

Curious about how the square root of 2 relates to RMS voltage? ⚡🔢 In this video, we’ll break down why this mathematical concept is key to understanding how AC voltage is measured and calculated.
IFLScience

What Are Irrational Numbers? How Do We Know? And Why Should I Care?

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...
Amazon S3 on MSN

A proof that the square root of two is irrational

The #1 Rule Experts Say to Follow When You Forget Wet Clothes in the Washer Watch a camera capture its own demise while ...
Hackaday

Square Roots 1800s Style — No, The Other 1800s

[MindYourDecisions] presents a Babylonian tablet dating back to around 1800 BC that shows that the hypotenuse of a unit square is the square root of two or 1.41421. How did they know that? We don’t ...