VCE VET Music Performance Practice Questions - VCE VET Music Industry Performance (External Assessment) Exam

Why must live stage electrical equipment in Victoria be protected by a Residual Current Device (RCD)?

To prevent ground loops from causing 50 Hz hum in audio signals To quickly disconnect mains power when an imbalance between active and neutral currents indicates earth leakage To stabilize AC supply voltage during high-power amplifier transients To automatically step down 240V mains power to 110V for imported amplifiers

Correct Answer:

To quickly disconnect mains power when an imbalance between active and neutral currents indicates earth leakage

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