DP Physics (first assessment 2025)

Question EXE.2.HL.TZ0.4b

Date	Example questions Example questions	Marks available	[Maximum mark: 1]	Reference code	EXE.2.HL.TZ0.4b
Level	HL	Paper	2	Time zone	TZ0
Command term	Show that	Question number	b	Adapted from	N/A

[Maximum mark: 1]

EXE.2.HL.TZ0.4b

(b)

Show that $v_{B} = \frac{\sin 70 °}{\sin 20 °} v_{A}$ .

[1]

Markscheme

The vertical momentum is zero hence $m v_{A} \sin 70 ° - m v_{B} \sin 20 ° = 0$ ✓

«leading to the expected result» ✓

Syllabus sections