Plumbing, elec unit week 1

Plumbing, elec unit week 1

12th Grade

10 Qs

quiz-placeholder

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Plumbing, elec unit week 1

Plumbing, elec unit week 1

Assessment

Quiz

Physics

12th Grade

Practice Problem

Medium

Created by

Jordan Hubbard

Used 6+ times

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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many ring mains would a typical dwelling have?

1

2

3

4

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Where are ring main circuits typically located in a modern dwelling?

Bedroom, kitchen, dining room

Bedroom, kitchen, living rooms

downstairs, upstairs, kitchen

garage, upstairs, downstairs

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What might 3 power circuits in a typical modern dwelling be used for?

Washing machine, dishwasher and fridge

Cooker, heating and alarms

tv, computer and sound system

Lights, sockets and doorbell

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What do consumer units house?


Individual MCBs for radial and ring final circuits.

Individual RCCBs for radial and ring final circuits.

Individual fuses for radial and ring final circuits.

Individual circuit breakers for light circuits only.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

As of 2019, what is the construction requirement for all consumer units that are installed?

Non-metallic construction


Plastic construction

Wooden construction

Metallic construction

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does an RCBO combine the functions of?

residual current device (RCD) and a fuse
circuit breaker and a surge protector
residual current device (RCD) and a power strip
residual current device (RCD) and a miniature circuit breaker (MCB)

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Identify the component labeled as "Busbar" in the consumer unit.

Plastic cover for the unit

A metal bar that distributes power to the circuit breakers

A bar that measures the amount of electricity used

A bar that connects to the water pipes for grounding

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