Orders of magnitude (angular velocity)

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Orders of magnitude
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To help compare different orders of magnitude, the following list describes various angular velocity levels between 1×10⁻¹⁶ rad·s⁻¹ and 1×10⁷ rad·s⁻¹.

Please help improve this article or section by expanding it. Further information might be found on the talk page or at requests for expansion. (January 2007)

List of orders of magnitude for angular velocity

Factor (rad·s−1)	Value (rad·s−1)	Value (prefixHz)	Value (rpm)	Item
10−16	7.96×10−16–8.85×10−16	127 aHz	7.61×10−15–8.45×10−15	Galactic period of the Sun[1]
10−7	1.99×10−7	31.7 nHz	1.90×10−6	Sidereal orbit rate of the Earth around the Sun
10−6
10−5	2.91×10−5	4.63 µHz	2.78×10−4	Hour hand on an analogue clock
	7.27×10−5	11.6 µHz	6.94×10−4	Earth's sidereal rotation rate
10−4	1.75×10−4	28 µHz	1.68×10−3	Sidereal rotation rate of Jupiter
10−3	1.75×10−3	278 µHz	0.0167	Minute hand on an analogue clock
	3.5×10−3	560 µHz	0.033	The London Eye
10−2
10−1	1.05×10−1	16.7 mHz	1	Second hand on an analogue clock.
1	3.49×100	556 mHz	33⅓	LP record
	6×100–1.3×101	1–2 Hz	60–120	Low-speed diesel engines (used in ships)
10	1×101–3×101	2–5 Hz	100–300	Early diesel engines
	4.7×101	7.5 Hz	450	Rotor blades of a helicopter in flight
	9.4×101	15 Hz	900	Spin cycle of a typical washing machine
102	1.0×102–1.2×102	17–18 Hz	1000–1100	Barrel assembly of M61 Vulcan cannon
	1.3×102	20 Hz	1200	High-speed diesel engines (lorries, yachts, generators, etc)
	2×102	30 Hz	2000	Engine speed of typical automobile traveling at 100 kilometres per hour (60 mph)
	5.8×102–7.3×102	92–120 Hz	5500–7000	Redline of typical automobile engine
	7.54×102	120 Hz	7200	Consumer Hard disk
	9.4×102	150 Hz	9000	Redline of high-performance automobile engine (e.g. Lamborghini V12)
103	1.01×103	161 Hz	9650	Pulsar PSR B1257+12
	1.08×103	173 Hz	10,400	CD in 52× CD-ROM drive[2]
	2×103	300 Hz	20,000	Redline of Formula-1 race car
	4.50×103	716 Hz	43,000	Pulsar PSR J1748-2446ad (fastest known)[3]
104	1.4×104	2.2 kHz	130,000	Analytical ultracentrifuge[4]
	1.6×104	2.5 kHz	150,000	Turbocharger[5]
	8×104	10 kHz	800,000	Ultrasonic dental drill
105	order of 2×105	order of 30 kHz	order of 2,000,000	Microfabricated gas turbine[6]
106	> 2×106	> 300 kHz	> 20,000,000	Man-made rotational speed record: steel ball 0.8 mm diameter, suspended in vacuum (Jesse Beams, 1946).[7]
107

[edit] See also

• Radians per second
• Hertz
• Revolutions per minute

[edit] External links

• UnitConverterPro.com online angular velocity conversion

[edit] References