31) Which system of wiring enables the appliances connected to the system to have same voltage?

Ring main system

Raising main system

Distribution board system

Tree system

Answer is:

Distribution board system

Answer is:

Stair case and garden

Verandah and portico

Common walking area

Lift and water supply

Answer is:

To locate the position of electrical points in each used in the building

To calculate the total connected load

To estimate the labour cost for wiring

To estimate the material cost for wiring installation

Answer is:

One time of full load current

One and half time of full load current

Two times of full load current

Three times of full load current

Answer is: