What is power factor

What is the procedure of maintenence of a motor flooded into sea water.

What is a thyristor.

What is a semiconductor.

What are the safety limits on engine room overhead crane.

How you will identify in fixed co2 installation system that which particular bottel is leaking.

What is the weight of a co2 bottel of fixed installation system.

What safety checks to be made during maintenance of scba

Which type of pump is used to drain water from cahin locker

How we will drain the water & mud from chain locker.