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2018 · M/J · 5054/11 | Q29

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CIE-5054-2018-MJ-p11 · Question 29

May/June 2018 Physics 5054/11: 40 multiple-choice questions, one mark each. No mark is deducted for a wrong answer. Electronic calculators may be used.
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29 A copper wire X has resistance R. Another copper wire Y has twice the length and half the cross- sectional area of X. l wire X A 2l wire Y A 2 What is the resistance of Y? R A B R C 2R D 4R 2

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5054/11/M/J/18Cambridge O Level Physics 5054 · May/June 2018 · Paper 1 variant 1 · Question 29