A short circuit has very little or zero what?

• A. Voltage
• B. Capacitance
• C. Resistance
• D. Current

Answer: (C)

A short circuit occurs when there is an unintended path in an electrical circuit that allows current to flow with very low resistance. As a result, the resistance in a short circuit approaches zero, which means that the electrical flow can increase significantly. This is critical because, in a typical circuit, resistance helps to limit current flow. However, in a scenario where resistance is minimal or absent, the current can surge to dangerous levels, potentially leading to equipment damage or fire hazards.

In terms of the other options, voltage remains in the circuit, and capacitance is not directly related to the condition of a short circuit. Current, while it can be high in a short circuit, is not what is characterized as being "very little or zero." Therefore, the defining characteristic of a short circuit is indeed that it has very little or zero resistance, enabling a surge in current.