WIRING INSTALLATION AND EARTHING - Quiz

1) Which location the service connection supply leads to be connected at consumer main board?

IC cut out Main switch Energy meter Distribution board

2) What is the permissible leakage current in domestic wiring installation?

1/5 x Full load current 1/50 x Full load current 1/500 x Full load current 1/5000 x Full load current

3) Which instrument is used to test new domestic wiring installation?

Multimeter Megger Shunt type ohmmeter Series type ohmmeter

4) Where system earthing is done?

Generating station Electroplating installation Small industrial installation Domestic wiring installation

5) What is the test to be carried out by using megger?

Polarity test Insulation resistance test Earth electrode resistance test Earth conductor continuity test