Current, Charge and Power

Question 1

Describe the energy transfers when current flows through a resistor.

Answer 1

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Question 2

Compare the efficiency of filament bulbs and CFLs.

Answer 2

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Question 3

Describe the power of an appliance, using the equation: P = E/t

Answer 3

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Question 4

Describe the power of an appliance, using the equation: P = I x V

Answer 4

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Question 5

Explain the energy transferred in a circuit, using the equation: E = V x Q

Answer 5

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