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2023 · O/N · 5054/11 | Q28

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CIE-5054-2023-ON-p11 · Question 28

You may use a calculator. Take the weight of 1.0 kg to be 9.8 N (acceleration of free fall = 9.8 m/s²).
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28 Three students make comments about appliances with double insulation. student P Appliances with double insulation do not need an earth wire. student Q Double insulation protects the user of the appliance from an electric shock. student R The circuits of appliances with double insulation do not contain fuses. Which students are correct? A P, Q and R B P and Q only C P and R only D Q and R only

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5054/11/O/N/23Cambridge O Level Physics 5054 · Oct/Nov 2023 · Paper 1 variant 1 · Question 28