Installation Theory 2

Installation Theory 2

1st - 2nd Grade

10 Qs

quiz-placeholder

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Installation Theory 2

Installation Theory 2

Assessment

Quiz

Physics, Mathematics, English

1st - 2nd Grade

Hard

Created by

Emilio Esposito

Used 35+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Steel conduit connections must be tight at the point of connection from adaptable boxes in order to?

Maintain electrical continuity

Keep it air tight

Prevent dust

Protect cable insulation

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which one of the following types of conduit should be used for a flameproof/gas tight installation?

Light gauge seam welded

Light gauge solid drawn

Heavy gauge solid drawn

Flexible

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The purpose of supplementary bonding is to...

Make sure switches are connected in the line conductor

Bring bonded parts to a common potential

Increase earth loop impedance

Provide a shunt path for fault currents

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A polarity test is necessary to ensure that...

Earthing is satisfactory

Circuit functions correctly

Motors do not run the wrong way

Switches are connected in line conductor

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The most common wiring system for a domestic electrical installation would be...

Silicon rubber cable in PVC Conduit

Mineral insulated metal sheathed cable

Flat profile twin and CPC

PVC insulated in galvanised conduit

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Placing a device in a circuit to protect cables and equipment against the effect of excess currents of at least 1.25 to 2 times the normal rating is called?

Earth fault protection

Overcurrent protection

Open circuit protection

Mechanical protection

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The letters PME stand for?

Protective multiple earthing

Protective main earthing

Permanent main earthing

Present main earthing

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