DP Physics (first assessment 2025)
Question 21N.1A.HL.TZ0.39
Date | November 2021 | Marks available | [Maximum mark: 1] | Reference code | 21N.1A.HL.TZ0.39 |
Level | HL | Paper | 1A | Time zone | TZ0 |
Command term | Question number | 39 | Adapted from | N/A |
39.
[Maximum mark: 1]
21N.1A.HL.TZ0.39
Some of the nuclear energy levels of oxygen-14 (14O) and nitrogen-14 (14N) are shown.
A nucleus of 14O decays into a nucleus of 14N with the emission of a positron and a gamma ray. What is the maximum energy of the positron and the energy of the gamma ray?
[1]
Markscheme
A