18th Edition appendices mock 1
Authored by Gareth Wyatt
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Professional Development
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10 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
A circuit uses a 45-amp BS 88-3 cartridge fuse as a means of protection, what is the tabulated disconnection time for an overcurrent of 550 amps?
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which BS standard covers ceiling roses?
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which is the principal organisation responsible for 'Distributors Installations' in the UK?
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
The group rating factor for a group of five different sized sheathed cables is?
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
With reference to energy efficiency systems, on-site renewable energy sources?
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
When measuring the prospective fault current in a three-phase installation the highest prospective fault current will occur?
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
With reference to AC motors used within an energy efficiency system, what method can be used to achieve higher energy efficiency?
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