mandilynn22
29.07.2019 •
Physics
An experimenter finds that no photoelectrons are emitted from a particular metal unless the wavelength of light is less than 295 nm. her experiment will require photoelectrons of maximum kinetic energy 2.4 ev. what frequency light should be used to illuminate the metal?
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Ответ:
Ответ:
A scalar quantity is different from a vector quantity in terms of direction. Scalars don’t have direction whereas vector has.