What is a tachometer and what is RPM? [SIMPLE, EXPLAINED]

In this simply explained guide, you will find out what is an RPM, or revs per minute in a car. You will also find out what does the left or right gauge on the left or right side of the dashboard/gauge cluster in a car, the tachometer, does and what it’s purpose is. We will also be diving in on what a tachometer does in a car, what is it, what does it show and how it works.
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[CherryRibbon]

i litterally clicked this to learn about rpm in a desk fan, still helped tho

[AbdallahF]

Great content and made the rpm understanding so clear
Thank you 🙏

[Mathematchit]

RPM or revolution per minute refers to the number of times a crankshaft rotate in a minute. So if a car rev is 5500 rpm, it means the crankshaft is spinning (1 rev=360 degrees) at a rate of 5500 rpm or 91.67 complete spins every second.

[jiotaro-ukke]

A tachometer in automatic cars is like using contraceptives on your tongue while kissing cause you're scared of unplanned pregnancy