If a branch opens in a parallel circuit, the total circuit resistance decreases.

More Questions from Parallel Circuits

• The total resistance in a parallel circuit is always greater than the lowest-value branch resistor.
• The voltage in a parallel circuit is the same across each branch of the circuit.
• The total current entering a junction may be different from the total current leaving the junction.
• If one branch shorts out in a parallel circuit, the other branches are not affected.
• Parallel circuits have only one path for current.
• The total power in a parallel circuit equals the sum of the individual branch powers.
• If two equal resistors are connected in parallel, they will carry identical currents.
• The total resistance of like value resistors in parallel is equal to the value of the resistors multiplied by the number of resistors used.
• The total resistance is 480 Ω.
• The voltages across all components in parallel are equal.

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