Electrical Systems Maintenance Quiz

What is the function of an inductor in an electrical system?

• To store charge

• To store energy

• To rectify current

• To dissipate heat

Which component is used for half and full wave rectification?

• Diode

• Capacitor

• Resistor

• Inductor

What is the purpose of a heat sink in electrical systems?

• To increase voltage

• To dissipate heat

• To store energy

• To conduct current

Which type of cable is known for its fire-resistant properties?

• SWA

• MICC

• PVC

• XLPE

What is the primary function of a circuit breaker?

• To store charge

• To dissipate heat

• To interrupt current

• To increase voltage

Which earthing arrangement is characterised by a separate earth wire?

• TT

• TN-S

• TN-C-S

• IT

What is the main purpose of a residual current device (RCD)?

• To increase voltage

• To store energy

• To detect earth faults

• To dissipate heat

Which type of motor is known for its high starting torque?

• Series

• Shunt

• Compound

• Synchronous

What is the primary function of a tachometer?

• To measure voltage

• To measure speed

• To measure current

• To measure resistance

Which legislation relates to the safety of electrical equipment in the UK?

• GS 38

• IEE Wiring Regulations

• Electricity at Work Regulations

• Health and Safety Act