level 2 practice exam questions level 2

Which Regulations are non-statutory?

• The Electricity at Work Regulations.

• Requirements for Electrical Installations BS 7671.

• Control of Substances Hazardous to Health (COSHH) Regulations.

• Control of Noise at Work Regulations. 

Which type of fire extinguisher would have a red band? 

• CO2.  

• Foam.

• Water.

• Powder.

Who is responsible for organising construction work on a building site?

• Site Manager.

• Clerk of Works.

• Quality Inspector.  

• Principle Architect. 

What colour sign would tell you a safety helmet must be worn on a construction site? 

• Yellow and black

• Green and white.  

• Red and black.

• Blue and white. 

What is the diameter of a conductor with a cross sectional area of 6 mm2

• 1.27 mm.

• 1.38 mm.

• 2.24 mm

• 2.76 mm. 

What is measured in m2? 

• Area. 

• Length. 

• Width.  

• Volume. 

What is the SI unit of measurement for resistance? 

• Ohm.

• Watt.  

• Henry

• Farad. 

Which is a good conductor of electricity? 

• Mica.

• Nylon

• Carbon.  

• Ceramic. 

Which instrument is used to directly measure electrical current? 

• Voltmeter.  

• Ammeter.  

• Ohmmeter.

• Wattmeter. 

What electrical item would most commonly contain a permanent magnet? 

• Float switch in a water tank.  

• Dimmer switch on a lighting circuit.  

• Shower isolator in a bathroom.

• Security contact on a door.