Q&A Categories

Engineering Interview questions and answers

Engineering Interview questions

Which of the following normally form part of a highway electrical system?

a) Current transformers and photoelectrical control units b) Voltage transformers and RCD’s c) Igniters and transformers d) Power factor meter and isolators

Answers 1 Answer In: Electrical Engineering By: [ Grey Star Level] Apr 24, 2012

Low-pressure mercury- vapor lamps should be disposed of by

a) Throwing in a skip b) Putting in a glass recycle point (clear glass only) c) Using a suitable lamp crusher d) Putting in the refuse bins, which are collected weekly?

Answers 1 Answer In: Electrical Engineering By: [ Grey Star Level] Apr 24, 2012

When carrying out maintenance work on a distribution board in a busy walkway, it is advisable to protect others by the use of a

a) Warning sign b) Safety barrier c) Temporary bollard d) Audible warning device

Answers 1 Answer In: Electrical Engineering By: [ Grey Star Level] Apr 24, 2012

In order to understand the operating procedure for a particular item of equipment, the best source of information would be the

a) Company sales representative b) Manufacturers’ manual c) Manufacturers’ catalogue d) Circuit diagram

Answers 1 Answer In: Electrical Engineering By: [ Grey Star Level] Apr 24, 2012

Guidance on regular inspection and testing of portable appliances can be found in

a) BS 7671 Requirements for Electrical Installation b) IEE Guidance Note 3 Inspection and testing c) IEE Code of Practice for In-Service Inspection and Testing of Electrical Equipment d) IEE on Site Guide

Answers 1 Answer In: Electrical Engineering By: [ Grey Star Level] Apr 24, 2012

Once a low-pressure mercury vapour lamp has lit, the purpose of the choke/ballast unit is to

a) Discharge voltage b) Correct power factor c) Suppress radio interference d) Limit lamp current

Answers 1 Answer In: Electrical Engineering By: [ Grey Star Level] Apr 24, 2012

Balancing loads over three phases will reduce

a) Phase currents b) Earth faults c) Neutral currents d) Overloads

Answers 1 Answer In: Electrical Engineering By: [ Grey Star Level] Apr 24, 2012

In order to prevent danger during maintenance operations, a voltage warning notice is required on all electrical accessories where

a) Voltage is present b) The voltage exceeds 230V and such voltage would not be expected c) The voltage exceeds 400V d) The voltage is below 230V

Answers 1 Answer In: Electrical Engineering By: [ Grey Star Level] Apr 24, 2012

The four electrical tests that should be carried out on a new ring final circuit before it is energized are

a) Continuity of protective conductors, continuity of ring final circuits, insulation, - resistance and polarity b) Continuity of ring final circuits, insulation resistance, polarity, and earth fault loop...

Answers 1 Answer In: Electrical Engineering By: [ Grey Star Level] Apr 24, 2012

A residual current device will disconnect under

a) short circuit conditions only b) Both earth fault and short circuit conditions c) Earth fault conditions only d) Overload conditions only

Answers 1 Answer In: Electrical Engineering By: [ Grey Star Level] Apr 24, 2012

Engineering Interview questions

Didn't find what you were looking for?

Add your Question to the site.

You must be Logged In to Add a Question.

Not a member yet? Sign Up Now »

Star Points Scale

Earn points for Posting and Commenting Papers!

Grey Sta Levelr [1 - 25 Grey Star Level]
Green Star Level [26 - 50 Green Star Level]
Blue Star Level [51 - 500 Blue Star Level]
Orange Star Level [501 - 5000 Orange Star Level]
Red Star Level [5001 - 25000 Red Star Level]
Black Star Level [25001+ Black Star Level]