What formula is used to calculate current in a circuit?

- Current (I) equals voltage (E) multiplied by resistance (R)
- Current (I) equals voltage (E) divided by resistance (R)
- Current (I) equals voltage (E) added to resistance (R)
- Current (I) equals voltage (E) minus resistance (R)

What formula is used to calculate voltage in a circuit?

- Voltage (E) equals current (I) multiplied by resistance (R)
- Voltage (E) equals current (I) divided by resistance (R)
- Voltage (E) equals current (I) added to resistance (R)
- Voltage (E) equals current (I) minus resistance (R)

What formula is used to calculate resistance in a circuit?

- Resistance (R) equals voltage (E) multiplied by current (I)
- Resistance (R) equals voltage (E) divided by current (I)
- Resistance (R) equals voltage (E) added to current (I)
- Resistance (R) equals voltage (E) minus current (I)

What is the resistance of a circuit in which a current of 3 amperes flows through a resistor connected to 90 volts?

What is the resistance in a circuit for which the applied voltage is 12 volts and the current flow is 1.5 amperes?

What is the resistance of a circuit that draws 4 amperes from a 12-volt source?

What is the current in a circuit with an applied voltage of 120 volts and a resistance of 80 ohms?

What is the current through a 100-ohm resistor connected across 200 volts?

What is the current through a 24-ohm resistor connected across 240 volts?

What is the voltage across a 2-ohm resistor if a current of 0.5 amperes flows through it?

What is the voltage across a 10-ohm resistor if a current of 1 ampere flows through it?

What is the voltage across a 10-ohm resistor if a current of 2 amperes flows through it?

What happens to current at the junction of two components in series?

- It divides equally between them
- It is unchanged
- It divides based on the on the value of the components
- The current in the second component is zero

What happens to current at the junction of two components in parallel?

- It divides between them dependent on the value of the components
- It is the same in both components
- Its value doubles
- Its value is halved

What is the voltage across each of two components in series with a voltage source?

- The same voltage as the source
- Half the source voltage
- It is determined by the type and value of the components
- Twice the source voltage

What is the voltage across each of two components in parallel with a voltage source?