Define meter in terms of wavelength of light?
Answers
Answer:
Step-by-step explanation:
The SI unit symbol is m. The metre is defined as the length of the path travelled by light in a vacuum in 1299 792 458 of a second. ... In 1960, the metre was redefined in terms of a certain number of wavelengths of a certain emission line of krypton-86. In 1983, the current definition was adopted.
Unit system: SI base unit
SI units: 1000 mm; 0.001 km
Answer:
Step-by-step explanation:
The SI unit symbol is m. The metre is defined as the length of the path travelled by light in a vacuum in 1299 792 458 of a second. ... In 1960, the metre was redefined in terms of a certain number of wavelengths of a certain emission line of krypton-86. In 1983, the current definition was adopted.
Unit system: SI base unit
SI units: 1000 mm; 0.001 km