What Does $500 Buy You At Snap-On Vs. Harbor Freight?

Let's say you have $500 in your pocket. Is it a better idea to spend it on tools from Harbor Freight? Or maybe you should ...
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.
Hemmings on MSN

Does an electric fan’s CFM rating matter?

Open any parts catalog (or online) and you will see all kinds of electric cooling fans for sale. “Get a 16” radiator fan for ...