Questions and Answers
What is the SI unit of potential difference?
Volt (V)
What device is used to measure voltage?
Voltmeter
In which configuration is a voltmeter connected to measure the potential difference across a component?
Parallel
What is the source of emf in a thermocouple?
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What is the SI unit of capacitance?
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Which device converts chemical, mechanical, or other forms of energy into electrical energy?
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What is the formula for capacitance of a conductor?
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What type of current can capacitors conduct?
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What is the SI unit of electric current?
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What is the energy stored in a capacitor related to?
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Which law states that the rate of heat production in a circuit is proportional to resistance and the square of the current?
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What are RCDs used for in electrical circuits?
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