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Question 18M.2.HL.TZ1.7a

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Date May 2018 Marks available [Maximum mark: 1] Reference code 18M.2.HL.TZ1.7a
Level HL Paper 2 Time zone TZ1
Command term Calculate Question number a Adapted from N/A
a.
[Maximum mark: 1]
18M.2.HL.TZ1.7a

A capacitor consists of two parallel square plates separated by a vacuum. The plates are 2.5 cm × 2.5 cm squares. The capacitance of the capacitor is 4.3 pF. 

(a)

Calculate the distance between the plates.

[1]

Markscheme

d« 8.85 × 10 12 × 0.025 2 4.3 × 10 12  =» 1.3 × 10–3 «m»

 

[1 mark]