A cooker circuit is to be installed on a 230V supply, the 45A isolation switch has a socket outlet, the cooker has the following: A 1800W induction plate, A 1.2kw Grill and a 3.5Kw oven. The circuit requires diversity to be applied. What is the Design current of the circuit?

The current of a load has been determined to be 11.2A. The resistance of the circuit has been measured at 14ohm. What is the power being being generated by the circuit?

A circuit has a resistance of 20ohm. The same circuit has a load of 10.3A. What is the Voltage of the circuit?

Which Type of Earthing system is being shown below?

The values of R1 = 12ohm, R2 = 8.7ohm and R3 has a value of 13ohm. What is the RT of the circuit?

In relation to electrical installations, What is meant by MET.

What is the frequency used in the UK for single phase systems?

What is the current diversity factor for a boiler?

What is the BS number of a miniature circuit breaker?

Which best describes the operation of how an RCD works?

Small hand tools can be maintained by?

A 2.5sq/mm twin and earth cable would commonly be used for

What is the insulator for an 11kV overhead line made from?

What is the insulator for an 11kV overhead line made from?

Conducting materials contain electrons that are

What is the main purpose of 'equipotential bonding' ?

What is the SI unit for Power

What is the Is unit for impedance

Electrical energy in a 'resistive' circuit converts energy into ?

What is the formula for work done?

Which one of the following formulas is used to determine resistance in an electrical circuit?

Which ONE of the following devices is NOT activated by heat?

Which one has the lowest resistivity?

If a length of cable is 25m long and it has a resistance of 10ohm, what would be the resistance of 50m of the same cable?

Identify the type of SPD to be used near terminal equipment in a circuit

identify the tool used to determine if an accessory is horizontally level

Which of the following would be an appropriate installation method of SWA (steel wired armoured)?

identify the device that operates using only the thermal effects

when applying DIVERSITY to discharge lighting (such as fluorescent lamps), identify the multiplication factor that should be applied to the lamp wattage

Identify the minimum c.s.a for the conductors used to connect a type 2 SPD at the origin of an installation

Identify the maximum spacing of supports requirement for a steel conduit, in a vertical position, with a diameter of exactly 40mm

identify the device that gives 'no-volts' protection for rotating machines

identify the main advantage of SWA cable over pvc flexible cables

identify the minimum height that a bare overhead lined on insulators (without intermediate support) should be installed at when passing across a roadway

identify the appropriate method for a site supervisor on a busy worksite to determine who is on/off site at any time, should an emergency occur

select the appropriate method to identify any damage to building fabric prior to undertaking electrical work in the building.

What is the purpose of expansion couplers with regard to PVC conduit?

identify the appropriate cable type for a 230v AC portable domestic appliance

Identify the factor for a 2.5mmsq stranded conductor to be installed in a short, straight length of conduit

identify the maximum 'measured' Zs value allowed for a type D 40A circuit breaker to BSEN60898, with a 5 second disconnection time, as detailed in the On Site guide

identify the maximum 'measured' Zs value allowed for a type B 32A circuit breaker to BSEN60898, with a 0.4 second disconnection time, as detailed in the On Site guide

What colour should 110V cabled equipment be identified as

What is the disconnection time for portable equipment rated at under 63A, supplied by socket-outlet on a TT Supply system?

What colour is a 30A BS3036 fuse?

Which one of the following is a 'rewirable fuse' type ?

Which one of the following is an exposed conductive part?

What is the disconnection time for portable equipment rated at under 32A, supplied by socket-outlet on a TN Supply system?

Which one of the following best describes the operation of a RCD?

What is the disconnection time for fixed equipment rated at over 32A, installed on a TN Supply system?

State the minimum size for a supplementary bonding conductor that is not protected against mechanical damage?

Identify the chapter in BS7671 that details protection against electric shock

Identify the name of the earthing conductor that connects exposed conductive parts to the main earthing terminal (MET)?

What are the 3phase colours used in the UK?

What is the role of a Clerk of Works on a construction site?

Which trade professional is responsible for installing electrical systems?

Who is responsible for measuring and estimating materials and costs?

Which role involves overseeing the day-to-day operations on a construction site?

Which professional liaises between the client and the construction team?

Which document provides guidance but is not legally enforceable?

Which document details the sequence and timing of construction activities?

Which method is most effective for immediate feedback?

What is the primary purpose of a toolbox talk?

Which communication method is most suitable for keeping a permanent record?

What is a method of non-verbal communication on a construction site?

Which document is used to request payment after work completion?

What is the purpose of a delivery note?

Which document outlines the agreed cost for a specific job?

What document provides detailed instructions for the installation of equipment?

Who ensures that construction work complies with building regulations?

Which professional is responsible for designing load-bearing components like beams?

Who is primarily responsible for the overall design of a building on a construction site?