• rpm   kHz
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Rounding Mode:

The rotation per minute (RPM) is a fascinating unit of rotational speed that measures the number of complete turns an object makes in one minute. Though RPM is most commonly associated with car engines and records players, it’s a vital metric in a wide array of industries, including aviation, where turbine engines can reach up to 10,000 RPMs. Fun fact: beyond Earth, RPM played a crucial part in the Apollo missions—during re-entry, the command module performed a slow spin at around 2 RPMs to ensure even heat distribution!

In the everyday whimsy of RPM, consider that your average washing machine can spin at an impressive 1,200 RPM during the spin cycle. Additionally, high-speed trains like the Japanese Shinkansen have wheels rotating at about 280 RPM while cruising at speeds over 300 km/h, showing how RPM bridges the gap between mundane household chores and cutting-edge transportation technology.

Did you know?

Kilohertz (kHz), a unit of frequency equal to 1,000 hertz, is a central part of our digital world. It’s prominently used to measure frequencies of audio signals, radio transmissions, and clock speeds in computers. The human ear can typically hear sounds ranging from 20 Hz to 20 kHz. Interestingly, ultrasonic devices like bat echolocation operate at frequencies well beyond this range, often between 20 kHz and 200 kHz, allowing them sophistication in navigation and hunting that humans cannot directly experience.

In radio broadcasting, AM radio stations operate at kilohertz frequencies, generally between 530 kHz to 1700 kHz, catering to long-distance communication. This contrasts with FM radio, which uses the higher megahertz range. Understanding kilohertz can give insight into how different signals traverse space, influencing everything from global communications to wildlife studies.

> Rotations per minute to Kilohertz Conversion Table

Rotations per minute Kilohertz
0 rpm 0 kHz
50 rpm 0.000833333 kHz
100 rpm 0.00166667 kHz
150 rpm 0.0025 kHz
200 rpm 0.00333333 kHz
250 rpm 0.00416667 kHz
300 rpm 0.005 kHz
350 rpm 0.00583333 kHz
400 rpm 0.00666667 kHz
450 rpm 0.0075 kHz
500 rpm 0.00833333 kHz
550 rpm 0.00916667 kHz
600 rpm 0.01 kHz
650 rpm 0.0108333 kHz
700 rpm 0.0116667 kHz
750 rpm 0.0125 kHz
800 rpm 0.0133333 kHz
850 rpm 0.0141667 kHz
900 rpm 0.015 kHz
950 rpm 0.0158333 kHz
1000 rpm 0.0166667 kHz
1050 rpm 0.0175 kHz
1100 rpm 0.0183333 kHz
1150 rpm 0.0191667 kHz
1200 rpm 0.02 kHz
1250 rpm 0.0208333 kHz
1300 rpm 0.0216667 kHz
1350 rpm 0.0225 kHz
1400 rpm 0.0233333 kHz
1450 rpm 0.0241667 kHz
1500 rpm 0.025 kHz
1550 rpm 0.0258333 kHz
1600 rpm 0.0266667 kHz
1650 rpm 0.0275 kHz
1700 rpm 0.0283333 kHz
1750 rpm 0.0291667 kHz
1800 rpm 0.03 kHz
1850 rpm 0.0308333 kHz
1900 rpm 0.0316667 kHz
1950 rpm 0.0325 kHz
2000 rpm 0.0333333 kHz
2050 rpm 0.0341667 kHz
2100 rpm 0.035 kHz
2150 rpm 0.0358333 kHz
2200 rpm 0.0366667 kHz
2250 rpm 0.0375 kHz
2300 rpm 0.0383333 kHz
2350 rpm 0.0391667 kHz
2400 rpm 0.04 kHz
2450 rpm 0.0408333 kHz
2500 rpm 0.0416667 kHz
2550 rpm 0.0425 kHz
2600 rpm 0.0433333 kHz
2650 rpm 0.0441667 kHz
2700 rpm 0.045 kHz
2750 rpm 0.0458333 kHz
2800 rpm 0.0466667 kHz
2850 rpm 0.0475 kHz
2900 rpm 0.0483333 kHz
2950 rpm 0.0491667 kHz
3000 rpm 0.05 kHz
3050 rpm 0.0508333 kHz
3100 rpm 0.0516667 kHz
3150 rpm 0.0525 kHz
3200 rpm 0.0533333 kHz
3250 rpm 0.0541667 kHz
3300 rpm 0.055 kHz
3350 rpm 0.0558333 kHz
3400 rpm 0.0566667 kHz
3450 rpm 0.0575 kHz
3500 rpm 0.0583333 kHz
3550 rpm 0.0591667 kHz
3600 rpm 0.06 kHz
3650 rpm 0.0608333 kHz
3700 rpm 0.0616667 kHz
3750 rpm 0.0625 kHz
3800 rpm 0.0633333 kHz
3850 rpm 0.0641667 kHz
3900 rpm 0.065 kHz
3950 rpm 0.0658333 kHz
4000 rpm 0.0666667 kHz
4050 rpm 0.0675 kHz
4100 rpm 0.0683333 kHz
4150 rpm 0.0691667 kHz
4200 rpm 0.07 kHz
4250 rpm 0.0708333 kHz
4300 rpm 0.0716667 kHz
4350 rpm 0.0725 kHz
4400 rpm 0.0733333 kHz
4450 rpm 0.0741667 kHz
4500 rpm 0.075 kHz
4550 rpm 0.0758333 kHz
4600 rpm 0.0766667 kHz
4650 rpm 0.0775 kHz
4700 rpm 0.0783333 kHz
4750 rpm 0.0791667 kHz
4800 rpm 0.08 kHz
4850 rpm 0.0808333 kHz
4900 rpm 0.0816667 kHz
4950 rpm 0.0825 kHz
5000 rpm 0.0833333 kHz