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Question 20N.2.HL.TZ0.b

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

The diagram shows the electric field lines of a positively charged conducting sphere of radius R and charge Q.

Points A and B are located on the same field line.

Draw, on the axes, the variation of electric potential V with distance r from the centre of the sphere.

[2]

Markscheme

curve decreasing asymptotically for r>R ✓

non - zero constant between 0 and R ✓

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