Electrical Wiring Objective Questions Answers

06. Which Material is not a Good Conductor ?

  1. Aluminium
  2. Copper
  3. PVC
  4. Zink
 PVC

07. The Minimum Depth of Junction Boxes Used in roof slabs shall be ?

  1. 75 mm
  2. 70 mm
  3. 65 mm
  4. 60 mm
 65 mm

08. The Fusing Factor HRC fuse is ?

  1. 5
  2. 2.5
  3. 1.5
  4. 1.1
  1.1

09. What is the advantage of concealed wiring?

  1. Easy to maintain
  2. Less voltage drop
  3. High insulation resistance
  4. Protection against moisture
  Protection against moisture

10. What is the purpose of the flexible cords in

  1. domestic wiring?
  2. Concealed wiring
  3. Run cable through holes in ceiling
  4. Connection transportable appliances
 Connection transportable appliances

Leave a Comment

Your email address will not be published. Required fields are marked *

error: Content is protected !!