Explain Motor Starter full?

What is the voltage for hydrophore motor?

How to take transitional batteries on load?

How to take megger of a pen and small insulated wire?

What is primary and secondary cell?

What is sheath material and its properties?

Explain capacitance in series and parallel and why?

What is the material of liquid inside inner cylinder of hydrometer?

How hydrometer work, its diagram, what is the material of hydrometer?

How do you measure specific gravity of electrolyte?

What do you mean by NOC & NCC?

What is multimeter, what all parameters it measures, what happens inside it when we change the selector switch?

Why we use starters for staring a motor, explain all 4 starters?

What is Thryristor?

Explain Zener protection?

Safety type in pump room related to electrical equipment?

Difference between Pb acid and Ni-Cd batteries?

IP significance?

What are the types of types circuit breaker on board?

Explain msb deadfront type regulations?

How to prevent if someone is electrocuted?

How IR tested?

Explain fuse and its function

How generator paralleling is done?

If Megger test value less than 1 mega ohm actions?

What is the voltage for pilot burner electrode?

If Solenoid working or not, how to assure?

Explain Contacts and contactors, difference and working?

What are the voltages used onboard & in which equipment or machinery?

Steering gearing short circuit trip alarm is there, what is your action, what will you check?