If the Threshold Frequency of a Certain Metal Is 2

question 45

True/False

If the threshold frequency of a certain metal is 2.0 × 10¹⁴ Hz,light of frequency 1.9 x 10¹⁴ Hz will not be able to dislodge any photoelectrons from this metal.

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The state or quality of being capable of producing desired results with a minimum expenditure of energy, time, money, or materials.

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