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DIRECTIONS: Answer completely what is asked and show all solutions whenever necessary. A 1.5 volt source is used to power a bulb. The filament wire of the bulb has a resistance of 2 ohms. Draw the circuit diagram and solve for the current flowing through the bulb. 1. (10 marks) 2. From P W/t, I- Q/t, W QV, show that P IV (5 marks)

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R Res is tamle o bulb 2J2 SV 2 ヒーヒ e-

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