Current is inversely proportional to the square of the wavelength and linearly dependent on the degree of light intensity. Option A is correct.
What is the photoelectric effect?
When a medium receives electromagnetic radiation, electrostatically charged particles are emitted from or inside it.
The emission of ions from a steel plate when light falls on it is a common definition of the effect. The substance could be a solid, liquid, or gas; and the released particles could be protons or electrons.
Current is inversely proportional to the square of the wavelength and linearly dependent on the degree of light intensity.
Hence, option A is correct.
To learn more about the photoelectric effect, refer to the link;
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