Resistors in Series
In a series circuit, this quantity remains constant throughout all components.
What is... current?
In a parallel circuit, this quantity remains constant across all branches.
What is... voltage?
The equation representing Ohm’s Law is...
What is... V = IR?
This component limits current flow in a circuit.
What is... a resistor?
The two main types of electric circuits.
What is... series and parallel circuits?
In a series circuit, the total resistance is...
What is.... the sum of all resistances?
In a parallel circuit, as more resistors are added, the total resistance is...
What is... inversely additive?
If voltage is 12V and resistance is 4Ω, this is the current.
What is... 3A?
The SI unit of resistance.
What is... the ohm (Ω)?
The SI units of electric current, voltage, and resistance in order are...
What is... ampere, volts, and ohms?
If one resistor fails in a series circuit, the entire circuit...
What is... it all stops working?
In a parallel circuit, the total current is equal to...
What is... the sum of the currents?
If resistance stays constant, increasing voltage will cause current to...
What is... increase?
If the length of a wire doubles while maintaining the same material and cross-sectional area, its resistance will change in this way.
What is... double?
This type of circuit is used in home wiring to ensure devices operate independently and more efficiently.
What is... a parallel circuit?
A series circuit has three resistors: 4Ω, 8Ω, and 12Ω. If the total voltage is 48V, calculate the voltage drop across the 12Ω resistor.
What is... 24V?
If three resistors of 6Ω, 12Ω, and 18Ω are connected in parallel, the total resistance is closest to...
What is... 3Ω?
A circuit has a resistance of 10Ω and a current of 3A. Find the voltage.
What is... 30V?
This law states that voltage equals current times resistance.
What is... Ohm’s Law?
A circuit has a total current of 6A and splits into three parallel branches with resistances of 2Ω, 3Ω, and 6Ω. Find the current in the 2Ω branch.
What is... 3A?
A battery provides 30V to a series circuit with three resistors: 5Ω, 10Ω, and 15Ω. Find the power dissipated by the 10Ω resistor.
What is... 6W?
A 10Ω and a 20Ω resistor are in parallel, and a 30Ω resistor is in series with them. Find the total resistance.
What is... 36.67Ω?
If a 12V battery powers a circuit with a 4Ω and 6Ω resistor in parallel, find the total current in the circuit.
What is... 4A?
A material with high resistance makes it (easier/harder) for electricity to flow.
What is... "harder"?
A complex circuit has a 24V power source, a 4Ω resistor in series, and two parallel resistors (6Ω and 12Ω). Find the total current in the circuit.
What is... 4A?