Encyclopedia Magnetica

Encyclopedia of magnetics and electromagnetics.

User Tools

Site Tools


hz

Differences

This shows you the differences between two versions of the page.

Link to this comparison view

Both sides previous revision Previous revision
hz [2019/06/03 18:29]
127.0.0.1 external edit
hz [2020/02/10 14:26] (current)
Dr Stan Zurek
Line 6: Line 6:
 **Hz** or **hertz** - a unit of [[frequency]],​ reciprocal of [[period|cycle]] or [[period]]. ​ **Hz** or **hertz** - a unit of [[frequency]],​ reciprocal of [[period|cycle]] or [[period]]. ​
  
-According to the [[SI]] terminology,​ //hertz// is a [[coherent derived unit]], because it can be derived from the [[base unit]] of //second// by raising to the power of -1. Hertz can only be applied to period ​phenomena.[([[http://​www.bipm.org/​en/​publications/​si-brochure/​section2-2.html|Section 2.2: SI derived units, SI Brochure: The International System of Units (SI) [8th edition, 2006; updated in 2014] {accessed 2015-09-10}]])] ​+According to the [[SI]] terminology,​ //hertz// is a [[coherent derived unit]], because it can be derived from the [[base unit]] of //second// by raising to the power of -1. Hertz can only be applied to periodic ​phenomena.[([[http://​www.bipm.org/​en/​publications/​si-brochure/​section2-2.html|Section 2.2: SI derived units, SI Brochure: The International System of Units (SI) [8th edition, 2006; updated in 2014] {accessed 2015-09-10}]])] ​
  
 <box 40% right #f0f0f0> <box 40% right #f0f0f0>
Line 15: Line 15:
  
  
-In older publications the phrase **//cycles per second//** (or **//​c.p.s.//​**) was used to denote frequency, and it was a unit synonymous with hertz so that 1 cps = 1 Hz.[([[http://​www.bipm.org/​en/​publications/​si-brochure/​section2-2-2.html|Units with special names and symbols; units that incorporate special names and symbols, SI Brochure: The International System of Units (SI) [8th edition, 2006; updated in 2014] {accessed 2015-09-10}]])][([[http://​google.com/​books?​isbn=9781475769180|Douglas M. Considine, Glenn D. Considine, Frequency, Van Nostrand’s Scientific Encyclopedia,​ Springer Science & Business Media, 2013, ISBN 9781475769180,​ p. 1343]])]+In older publications the phrase **//cycles per second//** (**cps** ​or **//​c.p.s.//​**) was used to denote frequency, and it was a unit synonymous with hertz so that 1 cps = 1 Hz.[([[http://​www.bipm.org/​en/​publications/​si-brochure/​section2-2-2.html|Units with special names and symbols; units that incorporate special names and symbols, SI Brochure: The International System of Units (SI) [8th edition, 2006; updated in 2014] {accessed 2015-09-10}]])][([[http://​google.com/​books?​isbn=9781475769180|Douglas M. Considine, Glenn D. Considine, Frequency, Van Nostrand’s Scientific Encyclopedia,​ Springer Science & Business Media, 2013, ISBN 9781475769180,​ p. 1343]])]
  
 {{page>​calculator/​frequency and time}} {{page>​calculator/​frequency and time}}
hz.txt · Last modified: 2020/02/10 14:26 by Dr Stan Zurek

Privacy and cookie policy (GDPR).