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Question 1.1: Determine the resistance of a bulb, when the current through...

Determine the resistance of a bulb, when the current through it is 0.2 A and the voltage across it is 220 V. Find the power consumed by the bulb.

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R=\frac{220}{0.2}= 1100 \Omega P= 220 \times 0.2 =\frac{220^{2} }{1100} = 0.2^{2} 1100 = 44 W

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