DP Physics (first assessment 2025)

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Question 20N.2.HL.TZ0.a

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Date November 2020 Marks available [Maximum mark: 2] Reference code 20N.2.HL.TZ0.a
Level HL Paper 2 Time zone TZ0
Command term Show that Question number a Adapted from N/A
a.
[Maximum mark: 2]
20N.2.HL.TZ0.a

Show that the final angular velocity of the bar is about 3rads-1.

[2]

Markscheme

ωf2=0+2×0.110×6×2π  ✓

ωf=2.88 «rads-1» ✓

 

Other methods are possible.
Answer 3 given so look for correct working
At least 2 sig figs for MP2.