DP Physics (last assessment 2024)

Question 19N.1.HL.TZ0.38

Date	November 2019	Marks available	[Maximum mark: 1]	Reference code	19N.1.HL.TZ0.38
Level	HL	Paper	1	Time zone	TZ0
Command term		Question number	38	Adapted from	N/A

38.

[Maximum mark: 1]

19N.1.HL.TZ0.38

A beam of monochromatic radiation is made up of photons each of momentum $p$ . The intensity of the beam is doubled without changing frequency. What is the momentum of each photon after the change?

A. $\frac{p}{2}$

B. $p$

C. $2 p$

D. $4 p$

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Additional higher level (AHL)

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

Additional higher level (AHL) » Topic 12: Quantum and nuclear physics

Question 19N.1.HL.TZ0.38

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