A site transformer having yellow sockets is used to supply site power tools. a) State the voltage indicated by a yellow plug and socket. b) State the voltage between L1 and Earth in the transformer.

Explain the convection cycle.

Determine, for the circuit in Figure 1, the power dissipated. Show your workings.

Determine the final cost of the materials in Table 1, where VAT at 20% needs to be added. Show your workings.

A garage workshop is to be shown on a 1:50 plan drawing. The actual size of a wall will be 24 m. Calculate, in mm, the length this wall will be represented on the drawing. Show your workings.

State three general areas of confirmation provided by certification issued on completion of a building services project. Answers to include either: To confirm the installed product is safe, suitable, and compliant with regulations or appropriate certifications, for example.

State the purpose of a schematic diagram for a building service system.

Explain how understanding and knowledge of products by a designer can assist a client and provide good customer service prior to installation work. Your answer should include choosing suitable solutions or products to address the needs of the client.

Explain the importance of a client’s body language, when explaining how to set and use a programmer used to control a newly installed system, during handover.

A building services organisation wants to show on their website that they are a reliable and ethical company. State what could be used to display reliability.

A building services organisation wants to show on their website that they are a reliable and ethical company. Explain how the organisation can prove they are competent and comply with laws.

Explain how the internet of things (IoT) can assist in the maintenance of completed building services. Include examples to demonstrate understanding, such as how sensors monitoring temperature can show lower than normal temperature meaning.

You are considering investing in a franchise with a multi-national company who provide emergency building services breakdown cover for landlords. Explain the disadvantages of this business arrangement.

The managing director of your organization has asked you to take a SMART approach to the next main contract which is in the planning stage. Previous contract projects have not been successful for the business due to labor, materials, and resource availability which have led to penalties due to late project delivery. Explain how SMART objectives can be applied.

What is the realistic approach to achieve the goals of the project, or is it realistic to find the skilled persons needed, or should contract times be extended due to impossible completion dates due to restrictions? Provide relevant examples of management to achieve these objectives. As variations of SMART exist, explain each letter of the acronym with added marks for the strength of explanation given and understanding shown. No marks are awarded for just recalling the acronym or not mentioning at least one aspect of SMART.

You are involved in the management of a project and your role is to coordinate all building service sub-contractors. The project involves the refurbishment and conversion of a large country house into a hotel complex. Explain one specific area of overlap between the sub-contractors where coordination is required to enable a timely installation of components in the first fix stage of the project.

A pallet containing material needs to be lifted using a lever where the fulcrum is placed 1.5 m from the load. The pallet has a mass of 800 kg and a mechanical aid is able to exert a force of 5000 N on the other side of the fulcrum. Assume gravity to have an acceleration of 9.81 m/s². Calculate the distance needed between the mechanical aid and the fulcrum to lift this load. Show your workings.