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Questions and Answers
What is the function of a capacitor in an electrical circuit?
What is the function of a capacitor in an electrical circuit?
- To regulate the flow of current in the circuit
- To amplify the signal in the circuit
- To increase the voltage in the circuit
- To store and release electrical energy (correct)
Which factor determines the capacitance of a capacitor?
Which factor determines the capacitance of a capacitor?
- Current passing through the capacitor
- Voltage across the capacitor
- Temperature of the surroundings
- Distance between the plates and the dielectric constant (correct)
What happens to the charge stored in a capacitor when the voltage across it is doubled?
What happens to the charge stored in a capacitor when the voltage across it is doubled?
- It becomes four times the original charge
- It becomes double the original charge (correct)
- It remains the same
- It becomes half the original charge
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