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Questions and Answers
What is the function of a diode in an electrical circuit?
What is the function of a diode in an electrical circuit?
Which symbol represents a closed switch in a circuit?
Which symbol represents a closed switch in a circuit?
What is the measurement unit for resistance?
What is the measurement unit for resistance?
In a series circuit, how does the total resistance change when more resistors are added?
In a series circuit, how does the total resistance change when more resistors are added?
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According to the equation Energy Transferred (E) = Potential Difference (V) × Charge (Q), what happens to the energy transferred if potential difference is doubled?
According to the equation Energy Transferred (E) = Potential Difference (V) × Charge (Q), what happens to the energy transferred if potential difference is doubled?
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Study Notes
Circuit Symbols
- Switches (open and closed)
- Lamp
- Cell
- Battery
- Diode
- Resistor
- Variable resistor
- LED
- Fuse
- Voltmeter
- Ammeter
- Thermistor
- LDR
Electrical Circuits
- Series circuits have one single loop.
- Parallel circuits have more than one loop.
- Ammeter measures current (in amps).
- Voltmeter measures potential difference (in volts).
Key Equations
- Potential Difference (V) = Current (I) x Resistance (R)
- Charge (Q) = Current (I) x time (t)
- Energy Transferred (E) = Potential Difference (V) x Charge (Q)
Electricity Terminology
- Current: The rate of flow of charge, measured in amps (A).
- Potential Difference: The amount of energy transferred to each electron, measured in volts (V).
- Resistance: The opposition to current flow in a circuit, measured in ohms (Ω).
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Description
Test your knowledge on circuit symbols, electrical circuits, and key equations related to electricity. This quiz covers essential terminology and concepts, making it perfect for students learning about electric principles. Challenge yourself and see how well you understand the fundamentals of electricity!
