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Date November 2020 Marks available 1 Reference code 20N.1.HL.TZ0.37
Level Higher level Paper Paper 1 Time zone 0 - no time zone
Command term Question number 37 Adapted from N/A

Question

Monochromatic light is incident on a metal surface and electrons are released. The intensity of the incident light is increased. What changes, if any, occur to the rate of emission of electrons and to the kinetic energy of the emitted electrons?

Markscheme

D

Examiners report

[N/A]

Syllabus sections

Additional higher level (AHL) » Topic 12: Quantum and nuclear physics » 12.1 – The interaction of matter with radiation
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Additional higher level (AHL) » Topic 12: Quantum and nuclear physics
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