Electrical Supply in the United Kingdom LO 1.2

What is the range for low voltage electricity supply in the United Kingdom?

• 50V AC to 1000V AC

• 100V AC to 500V AC

• 230V AC to 400V AC

• 10V AC to 100V AC

What voltage is typically used for domestic and light commercial purposes in the UK?

• 400V AC

• 230V AC

• 1000V AC

• 50V AC

For industrial purposes in the UK, what type of supply may be used?

• 230V, single phase

• 400V, three phase

• 50V, single phase

• 1000V, three phase

What is the maximum voltage for extra low voltage electrical supply in the United Kingdom?

• 100V AC

• 75V AC

• 50V AC

• 25V AC

Which of the following is NOT an application of extra low voltage electrical supply?

• Low voltage lighting

• Wireless control of lighting

• High voltage power transmission

• Heating system control via Bluetooth

What does BMES stand for in the context of extra low voltage electrical supply?

• Building Management and Energy Systems

• Building Environmental Management Systems

• Basic Mechanical Engineering Systems

• Business Management and Economic Systems

Which of the following is a type of low voltage system?

• Lighting circuits

• High voltage transformers

• Solar panels

• Wind turbines

What is included in low voltage systems?

• Ring final circuits

• Nuclear reactors

• Hydroelectric dams

• Geothermal plants

Which of the following is NOT a part of low voltage systems?

• Spur outlets

• Lighting circuits

• Ring final circuits

• Power stations

What type of circuit is used for domestic lighting?

• Series circuit

• Parallel circuit

• Radial circuit

• Loop circuit