CAST IRON & ITS WELDING
Cast iron is widely used for engine components such as blocks, heads, and manifolds; for drive components such as transmission cases, gearboxes, transfer cases, and differential cases;...
IMPORTANT DATES
Conventions:-
SOLAS – Came in force on 25th May 1980
MARPOL – Adopted in 1973, Protocol-78, Came in force from...
STEERING GEAR
Types
2 Ram type(Not used any more)4 Ram typeRotary vane type
Basic definitions:-
Steering...
LATEST SOLAS & MARPOL AMENDMENTS
MARPOL
1) 1st March 2018 – Data collection system for fuel oil consumption on ships.
IMO documents : MARPOL...
DELHI MMD CLASS-4 ELECTRICAL ORAL QUESTIONS
Q. Two generator are running in parallel and suddenly load transfers from one to other, what is reason and what will be your action?
MEO CLASS IV FUNCTION-5 (EECEOL) ORAL QUESTIONS PART-4
Q. What is the regular maintenance done on batteries?
Ans- Every week the cell voltage is checked. The specific gravity is monitored using...
MEO CLASS IV FUNCTION-5 (EECEOL) ORAL QUESTIONS PART-3
Q. What is the meaning of power factor?
Ans- Power factor is the cosine of the angle between voltage and current waveform.
MEO CLASS IV FUNCTION-5 (EECEOL) ORAL QUESTIONS PART-2
Q. Why is a Megger used for insulation test and not a multi meter?
Ans- With a megger,a voltage of not less than...
MEO CLASS IV FUNCTION-5 (EECEOL) ORAL QUESTIONS PART-1
Q. What is the function of commutator in DC motor?
Q. What is Fleming’s law?
Q. What are the emergency generator...