Figure shows a results of an experiment ...

Figure shows a results of an experiment inolving photoelectric effect. The graph A,B,C,D are related to light beams having differents wavelength. Choose incorrect option:

Beam B has highest frequency

Photoelectrons ejected by beam B have momentum greater than C and less than A

Beam A has the highest rate of photoelectric emission

Beam C has longest wavelength

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The correct Answer is:

We can compare only maximum kinetic energy or maximum momentum.

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