AE-JE Foundation EE : Estimation & Costing Revision Quiz

The minimum permissible size of the aluminum cable for lighting circuits is __________.

For determination of load of an installation the rating assumed for incandescent lamp is ________.

Which of the following systems of wiring is the costliest?

________ is a form of electromagnetic energy radiated from a body which is capable of being perceived by the human eye.

As per recommendations of Indian Standards, the maximum number of points of lights, fans and 5 A socket outlets that can be connected/accommodated in one circuit is

What must be the minimum size of a GI earth electrode to be used to earth a 15-hp motor?

Which of the following factors influence earth resistance?

(a) Temperature of soil

(b) Moisture content of soil

(c) Depth at which the electrode is embedded

(d) Quality of coal dust and charcoal in the earth electrode pit.

Which of the following is correct about electrical safety measures?

Which of the following is FALSE about conduit wiring?

___________ lighting system, in which light does not fall directly on the surface but more than 90% light is directed upwards by using diffusing reflectors.

What should be the insulation resistance in case of PVC wires?