MEO Class 2

Safety:

• Purpose of Torsion box with sketch
• Transverse section of container ship
• Stresses on ship ( hogging, sagging, tensile, compressive)
• State objective of Ism in detail.
• Discharge criteria for sewage.
• Special area for annex 1,4,5,6
• Latest amendments in Annex 6
• Why ship required class?
• Antifouling convention?

Motor:

• Types of crankshaft. Explain construction of each type with sketch and material used
• Iron-carbon phase diagram.
• Drop test of exhaust valve
• Draw tandom piston and state adv. and disadvantage of using it.
• Draw and explain propeller curve.
• Lost motion in RTA? Why it's required?
• How servomotor works?
• Development in RTA
• MC vs MCC
• MAN vs Sulzer
• Bearings in Main engine and lubrication
• Cylinder lubrication in MAN and Sulzer
• Fatigue, creep and fretting in main engine
• What is CCA?

Electrical:

• Difference between home supply and ship supply
• How will you measure voltage in 3 pin of your household socket with multimeter and what value you will get on multimeter.
• what is LV and HV, Is 2000V d.c is high voltage ?
• There is no marking (u1,v1...u2,v2... ) on six terminal of an old induction motor. how you will identify the two end of coils and connect it in delta. Explain through sketch.
• Explain 3 phase neutral insulated and earthed system and there advantages.
• Types of fault on circuit.
• Difference between closed circuit and short circuit with help of numerical example.
• How to check charge of a Lead Acid battery.

MEP:

• How to check trueness of bend pump shaft.
• If shaft is bent and you have to use same shaft how you will use it.
• Where to put shims in air compressor and its purpose. Draw and explain
• Belt driven purifier clutch mechanism. Draw how clutch shoe is arranged in the same.
• Type and purpose of accumulator in reciprocating pump. explain in full detail.
• why oil separator is fitted after LP side in refrigeration system.