Which metals in Table 38 1 exhibit the photoelectric effect for (a) Light with 400 nm (b) Light with 250 nm Element E 0 (eV) Potassium 2 30 Sodium 2 75 Aluminum 4 28 Tungsten 4 55 Copper 4 65 Iron 4 70 Gold 5 10 ...

Model Light of frequency f consists of discrete quanta each ...

Which metals in Table 38.1 exhibit the photoelectric effect for (a) Light with = 400 nm

Question:

Which metals in Table 38.1 exhibit the photoelectric effect for

(a) Light with λ = 400 nm

(b) Light with λ = 250 nm?

Element...........................E₀ (eV)

Potassium...........................2.30

Sodium................................2.75

Aluminum...........................4.28

Tungsten.............................4.55

Copper................................4.65

Iron......................................4.70

Gold.....................................5.10

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Which metals in Table 38.1 exhibit the photoelectric effect for (a) Light with = 400 nm

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