Today because of automation and advancement in electronics every thing in the world becomes a automatic machine. Even in the ships now a days everything is controlled by the electrical machine which gives more accurate readings and values as compare to the mechanical measurement methods. So its very mportant to understand the basics of electrical even you was the Mechanical Engineer.
Some times general engineering questions will be asked just to check your basic knowledge.
Boiler is the MAIN or VERY important Machinery on board the ship. Most of the question even in the objective or in orals asked related to diffrent types of Safeties of the boiler,Even we can't run the ship if anything goes wrong in the boiler.
Ship Construction is the vast feild in itself.A lots of engineer designs the ship by taking many factor into consideration at the same time like stress on the different parts,different properties of material which one is been used at which placed and mot important one the design consideration factor which includes load line, freeboard and so many other things.