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A physicist wishes to eject electrons by...

A physicist wishes to eject electrons by shining light on a metal surfac. The light source emits light of wavelenght of 450 nm. The table lists the only available metals and their work functions.
`{:("Metal",W_(0)(eV)),("Barium",2.5),("Lithium",2.3),("Tantalum",4.2),("Tungsten",4.5):}`
Suppose photoelectric experiment is done separately with these metals with light of wavelenght 450 nm. The maximum magnitude of stopping potential amongst all the metals. is-

A

2.75 volt

B

4.5 volt

C

0.45 volt

D

0.25 volt

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A physicist wishes to eject electrons by shining light on a metal surfac. The light source emits light of wavelenght of 450 nm. The table lists the only available metals and their work functions. {:("Metal",W_(0)(eV)),("Barium",2.5),("Lithium",2.3),("Tantalum",4.2),("Tungsten",4.5):} Which metal(s) can be used to produce electrons by the photoelectric effect from given source of light?

A physicist wishes to eject electrons by shining light on a metal surfac. The light source emits light of wavelenght of 450 nm. The table lists the only available metals and their work functions. {:("Metal",W_(0)(eV)),("Barium",2.5),("Lithium",2.3),("Tantalum",4.2),("Tungsten",4.5):} Which option correctly identifies the metal that will produce the most energetic electrons and their energies?

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A physicist wishes to eject electrons by shining light on a metal surface. The light source emits light of wavelength of 450 nm . The table litsts the only available and their work fucntions. {:("Metal",,,,W_(0)(eV)),("Barium",-,,,2.5),("Lithium",-,,,2.3),("Tantalum",-,,,4.2),("Tungsten",-,,,4.5):} which metal (s) can be used to produce electrons by photoelectric effect from given source of light?

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