ESTIMATION AND COSTING OF WIRING - Practice Mode

1) What is the first step taken during preparation of estimating the material required for any type of wiring installation?

Take the lay out Purchase accessories for testing Prepare instruments for testing Purchase cables testing

Correct Answer: Take the lay out

2) Which load is to be connected from stand by generator set in the event of failure of mains?

Garden lighting Portico lighting Fire lift and water pumps Playing area lighting

Correct Answer: Fire lift and water pumps

3) Which is the recommended height of energy meter to be installed from floor level in commercial wiring as per IE rule?

Not less than 1m Not less than 1.5m Not less than 2m Not less than 2.5m

Correct Answer: Not less than 1m

4) Which is to be considered before the selection of conductor, protective devices and switch gear in commercial wiring?

Diversity factor Type of wiring Place of wiring Climatic conditions

Correct Answer: Diversity factor

5) Where the location of main switch in a domestic wiring installation?

Near to load centre Near to termination of service line Out side wall of building Near main door

Correct Answer: Near to termination of service line

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