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Questions and Answers
What component in a circuit allows current to flow in only one direction?
What component in a circuit allows current to flow in only one direction?
- Diode (correct)
- Light-dependent resistor
- Variable resistor
- Thermistor
Which component is used to measure the current in a circuit?
Which component is used to measure the current in a circuit?
- Switch
- Fixed resistor
- Ammeter (correct)
- Voltmeter
Which component's resistance decreases as light intensity increases?
Which component's resistance decreases as light intensity increases?
- Thermistor
- Diode
- Light-dependent resistor (correct)
- Fixed resistor
What is the function of a light-emitting diode (LED) in a circuit?
What is the function of a light-emitting diode (LED) in a circuit?
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Which component limits the flow of current in a circuit?
Which component limits the flow of current in a circuit?
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What is the function of an energy source in an electric circuit diagram?
What is the function of an energy source in an electric circuit diagram?
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What is the symbol for potential difference?
What is the symbol for potential difference?
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How is a voltmeter connected when measuring potential difference?
How is a voltmeter connected when measuring potential difference?
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What unit is used to measure potential difference?
What unit is used to measure potential difference?
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In which direction does the current flow in a circuit?
In which direction does the current flow in a circuit?
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What is the unit of electric current?
What is the unit of electric current?
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How are electrons flowing in a circuit described?
How are electrons flowing in a circuit described?
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