Transcription
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- US Pronunciation
- US IPA
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- [plahngk kon-stuh nt]
- /plɑŋk ˈkɒn stənt/
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- US Pronunciation
- US IPA
-
- [plahngk kon-stuh nt]
- /plɑŋk ˈkɒn stənt/
Definitions of planck constant words
- noun planck constant the fundamental constant of quantum mechanics, expressing the ratio of the energy of one quantum of radiation to the frequency of the radiation and approximately equal to 6.624 × 10− 27 erg-seconds. Symbol: h. 1
- noun planck constant a fundamental constant equal to the energy of any quantum of radiation divided by its frequency. It has a value of 6.62606876 × 10–34 joule seconds 0
Information block about the term
Origin of planck constant
First appearance:
before 1905 One of the 15% newest English words
First recorded in 1905-10; named after M. K. E. Planck
Historical Comparancy
Parts of speech for Planck constant
noun
adjective
verb
adverb
pronoun
preposition
conjunction
determiner
exclamation
planck constant popularity
This term is known only to a narrow circle of people with rare knowledge. Only 2% of English native speakers know the meaning of this word.
According to our data most of word are more popular. This word is almost not used. It has a much more popular synonym.
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