DP Physics (first assessment 2025)

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Question 22M.1A.HL.TZ2.32

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Date May 2022 Marks available [Maximum mark: 1] Reference code 22M.1A.HL.TZ2.32
Level HL Paper 1A Time zone TZ2
Command term Question number 32 Adapted from N/A
32.
[Maximum mark: 1]
22M.1A.HL.TZ2.32

Two positive and two negative charges are located at the corners of a square as shown. Point X is the centre of the square. What is the value of the electric field E and the electric potential V at X due to the four charges?

[1]

Markscheme

A

Examiners report

Candidates were unsure about this question with almost equal numbers choosing A and C. Electric potential is a scalar quantity so unaffected by the sign of the charge and can only be 0 in this arrangement removing the choice of C.

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