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Questions and Answers
What is the unit of resistance?
What is the unit of resistance?
- Ohm (correct)
- Coulomb
- Volt
- Ampere
What does the slope of the plot of current versus voltage for a resistor represent?
What does the slope of the plot of current versus voltage for a resistor represent?
- Power dissipation
- Current flow
- Resistance value (correct)
- Voltage across the resistor
What does a positive power value indicate for a resistor?
What does a positive power value indicate for a resistor?
- Energy release
- Change in resistance
- Energy absorption (correct)
- No energy transfer
If a 560 Ω resistor has a current of 42.4 mA flowing through it, what is the voltage across the resistor and the power it is dissipating?
If a 560 Ω resistor has a current of 42.4 mA flowing through it, what is the voltage across the resistor and the power it is dissipating?
What is the formula for resistance of a wire?
What is the formula for resistance of a wire?
What is the unit of conductance?
What is the unit of conductance?
What does an open circuit between A and B mean?
What does an open circuit between A and B mean?
What is the equivalent resistance of a short circuit between A and B?
What is the equivalent resistance of a short circuit between A and B?
What is the unit for the rate of flow of charge?
What is the unit for the rate of flow of charge?
What does a positive power value indicate about an element?
What does a positive power value indicate about an element?
What does a negative power value indicate about an element?
What does a negative power value indicate about an element?
What does the relationship between voltage and current define for a circuit element?
What does the relationship between voltage and current define for a circuit element?
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