electrical mock Quiz part 2

Why is a risk assessment carried out?

• To make sure work is completed quickly.

• To make sure work is carried out safely.

• To make sure all PPE is always worn.

• To make sure BS 7671 is followed when working.

Answer explanation

A risk assessment is carried out to ensure work is carried out safely, not necessarily quickly or following specific regulations like BS 7671 or always wearing PPE.

What is the most appropriate procedure for dealing with a request to clean a light fitting that is attached to a suspected asbestos insulating board?

• Refuse, unless specific training has been given.

• Use a damp, lint-free cleaning cloth to contain the dust.

• Use an appropriate vacuum cleaner to remove any dust.

• Refuse, unless planning permission has been granted.

Answer explanation

The most appropriate procedure is to refuse the request unless specific training has been given due to the potential risk of asbestos exposure.

What asbestos survey type must take place before an office block, constructed in the 1960s, is totally refurbished?

• Type 1.

• Type 2.

• Type 3.

• Type 4.

Answer explanation

An asbestos Type 3 survey is required before refurbishing a 1960s office block to identify all asbestos-containing materials in the building.

What is the correct colour of a 230 V extension lead used on a construction site?

• Red.

• Yellow.

• Blue.

• Violet.

Answer explanation

The correct colour of a 230 V extension lead used on a construction site is blue, as per safety standards and regulations.

What is the role of an architect?

• To meet the needs of the quantity surveyor.

• To meet the needs of the clerk of works.

• To meet the needs of the site manager.

• To meet the needs of the customer.

Answer explanation

The role of an architect is to meet the needs of the customer, ensuring that their requirements and vision are translated into the design and construction process.

Which industry organisation represents the interests of consumer?

• Electrical Safety First.

• Joint Industries Board.

• JT Ltd.

• UNITE.

Answer explanation

The correct industry organisation that represents the interests of consumers is the Joint Industries Board.

What defines Current?

• The flow of electrons in a given time.

• The energy consumed by a resistance.

• The force opposing the flow of electricity.

• The force pushing the flow of electricity

Answer explanation

The correct choice defines Current as the flow of electrons in a given time.

The current in a circuit is 16.5 mA. What is this value in amperes?

• 1.65 A

• 0.165 A

• 0.0165 A

• 0.00165 A

Answer explanation

To convert milliamperes to amperes, divide by 1000. Therefore, 16.5 mA is equal to 0.0165 A, which is the correct choice.

What is the unit of measurement for Energy?

• Joule.

• Amp.

• Volt.

• Hertz.

Answer explanation

The unit of measurement for Energy is Joule, making it the correct choice among the options provided.

What is the unit of measurement for resistance?

• Amp.

• Volt.

• Watt.

Answer explanation

Resistance is measured in the unit of measurement called Volt.