DP Physics (first assessment 2025)

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Question 21N.2.SL.TZ0.d.i

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Date November 2021 Marks available [Maximum mark: 2] Reference code 21N.2.SL.TZ0.d.i
Level SL Paper 2 Time zone TZ0
Command term Show that Question number d.i Adapted from N/A
d.i.
[Maximum mark: 2]
21N.2.SL.TZ0.d.i

Show that the energy dissipated in the loop from t = 0 to t = 3.5 s is 0.13 J.

[2]

Markscheme

Energy is being dissipated for 0.50 s ✓


E=Fvt=1.3×0.20×0.50=«0.13 J»

OR

E=Vlt=0.80×0.33×0.50=«0.13 J» ✓

 

Allow ECF from (b) and (c).

Watch for candidates who do not justify somehow the use of 0.5 s and just divide by 2 their answer.

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