Answer :
3 electrical equipments consider for this circuit diagram are,
1. Ammeter
2. Resistance
3. Resistance
The circuit diagram with 6 lamps and 3 electrical equipments and 1 power source with open circuit form is represented as,

3 electrical equipments consider for this circuit diagram are,
1. Ammeter
2. Resistance
3. Resistance
The circuit diagram with 6 lamps and 3 electrical equipments and 1 power source with open circuit form is represented as,