2023 May IB Physics HL P12- Walk-through

Disclaimer:
These are my answers for 2023 May HL P12. Will really appreciate if you could point out any mistakes.
Chapters:
0:00 Question 1
0:38 Question 2
1:35 Question 3
3:18 Question 4
4:15 Question 5
5:17 Question 6
6:16 Question 7
7:28 Question 8
8:18 Question 9
9:20 Question 10
10:30 Question 11
12:00 Question 12
12:55 Question 13
14:03 Question 14
15:16 Question 15
16:45 Question 16
17:52 Question 17
18:50 Question 18
19:50 Question 19
21:10 Question 20
22:24 Question 21
23:24 Question 22
24:26 Question 23
25:47 Question 24
26:59 Question 25
28:10 Question 26
28:26 Question 27
29:33 Question 28
30:44 Question 29
32:04 Question 30
33:09 Question 31
34:00 Question 32
34:46 Question 33
35:37 Question 34
36:13 Question 35
37:13 Question 36
38:11 Question 37
39:50 Question 38
40:13 Question 39
41:41 Question 40

[SkyeZHU-ogks]

thank you! I was struggling with some of the questions and now I understood :)))

[maguedwilson]

Hi there, was it the same paper for all time zones?

[shenigen]

In question 25 it there seems to be a mistake. Power formula for wind generator should be 1/2 A p v^3 not v^2. So the answer should be 6.

[ibphysicsclassroom]

Well done but next time don't assume we have the original paper and let the questions show