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bolometar

muški rodfizika

Prevedi bolometar na: francuski

Zračni termometar, sprava za merenje veoma malih razlika u temperaturi (do 0.000001 stepen Celzijusa), osnovana na činjenici da električni otpor metala raste što je temperatura viša.

bolometer
/ boʊlɑːmɪtər /

imenica

Množina reči bolometer je bolometers.

ETYM Greek ballein to throw + -meter.
Measures heat radiation; extremely sensitive.
Instrument for measuring radiant energy or infrared light.
Instrument measuring small amounts of radiant heat electrically. Sensitive thermometer that measures the energy of radiation by registering the change in electrical resistance of a fine wire when it is exposed to heat or light.
The US astronomer Samuel Langley devised it 1880 for measuring radiation from stars.

Reč dana | 24.06.2021.

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