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PHYSICS - Trial Paper Collection

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papercollection3042 Which circuit shows voltage being stepped up?Litar manakah menunjukkan voltan diinjak naik?ABCD43 In a model of transmission of electricity, 24 W of power is transmitted at 48 V usingcables with a resistance of 2 Ω.What is the current in the cables and the power loss?Dalam suatu model penghantaran elektrik, kuasa 24 W dihantar pada 48 Vmenggunakan kabel dengan rintangan 2 Ω.Berapakah arus dalam kabel dan kehilangan kuasa?Current in the cables / Arus dalam kabel Power loss / Kehilangan kuasaA 0.5 A 0.5 WB 0.5 A 1.0 WC 2.0 A 4.0 WD 2.0 A 8.0 W

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