Class 2 Kochi Questions ⚓️

Tommy paul Senthil 4b and 6 1. Draw and explain how expansion taking place in EGB. 2. Boiler hydraulic pressure test. 3. Accumulation pressure test. 4. Draw piston diagram. 5. Interlocks in main engine. 6. Tail shaft taken out. What inspections to be carried out. 7. Bottom end bearing survey with piston in place. 8. Dynamic and static loads.

07/08/2026 Fun 3 Internal: senthil sir External: tommy paul sir Written status No of attempt 1: cargo ship dry dock interval 2:hyper mist solas regulation and how to test 3: solas new Amendment 4: Plimsoll Mark regulation 4: torsional box 5: imo number location and dimention 6: nox tier 3 limit, and special area Internal 1:co2 10 year maintence 2: how to test emcy bilge suction. Which pump it is connected in engine room 3: imdg cargo regulation 4:how is container secured

07.08.2026 Fun: 3 Ext: Tommy Paul sir Int: Senthil sir 1. Difference between FSI and PSC 2. PSC code. Explain code 17 and 30 3. Clear grounds 4. Hypermist regulation and how to test hypermist 5. Type A and type B ships 6. B60 and B100

External Sreekumar sir Internal sreevastav Fn. 4B , 6 Explain open loop and closed loop system with examples What is psychometric chart Composition and speciality of stainless steel and cross Chloride test and cross Difference between safety valve and relief valve Overhauling of AE t/c with all the parameters to check before and after Overhaul butterfly Valve All injector testing with explanation Mc c manoeuvering diagram only stop signal part.

Function 4b & 6 External: Tommy sir Internal: Senthil sir 1. Function of cam 2. How does an ME-C engine work without a cam? 3. How does the angle encoder send signal to the control unit?How is it measured? 4. ME interlocks 5. Draw high-lift safety valve Function 6: 1. Main bearing overhaul procedure 2. High exhaust-gas temperature in all units — reason 3. What is cylinder lubrication? What are the types of wear on liner due to improper cylinder lubrication? 4. What is clover leafing? 5. Boiler accumulation pressure test 6. Caustic embrittlement — how to avoid it Internal - What is the relation between bhp and sfoc?

06.08.2026 External: sudharshan sir Internal: ubaid sir Fn: 5 1.Explain your ships elec distribution system , do you had high voltage on your ship? 2. MSB safeties ? 3. Reverse power trip, explain working ?how it is tested ? 4.Preferential trip working 5.Types of-temperature sensors used in ships 6.working of IGBT? Where it’s used ? 7.Explain VFD 8.Star delta starter 9.Electrical equipment’s in bridge? 10.Navigation lights on ship and its location. 11. Battery room lighting speciality ? Why?

Attempt 1 Func 4b & 6 Surendranath and sreevatsav Uec manuvering Lost motion clutch and whats happening Crosshead overhauling 2s fuel injector overhaul Timing for sulzer Pressure jet burner Turn down ratio and cross Propeller removal and cross Rotary vane construction and parts, material ,composition Boiler Safety valve setting infront of surveyor Ae bottom end bearing clearance how to take Crankshaft relief valve regulations After burning in all units and one unit Rotary cup burner working and parts

06.08.2026 External: sudharshan sir Internal: ubaid sir Fn: 3 1. Solas chapter 9 2. Explain ISM code 3. Risk assessment 4. How to implement ISM code on ship 5. IG alarms and trips.how to test , value of IG temperature trip. 6. Fixed Co2 10 year checks 7. DD checks before reflooding as 2nd engineer 8. How to pressure test DB tank. Fn: 5 1. What is mosfet. 2. Working principle of tachosenser. 3. Types of starter 4. Types of VFD, application onboard 5. Parts of star delta starter.how star reducing voltage as compared to delta 6. Why Fuse.short circuit current rating 7. Hazardous area on tanker.which type of cable for each zone. 8. Parts of electronic governer

06.08.2026 Fn 3 External - Sudharshan sir Internal - Ubaid sir 1.Marpol annex 1? machinery space ,cargo space dischrge criteria, special area,discharge criteria in special area 2.rudder working details how to turn ship, where the pivot of turning 3.types of fire extinguisher onboard,working CO2 and hypermist 4.hydrostatic curves,draught use for hydrostatic data 5.material use for ship construction types of steel 7.structre of fire prevention ,details fire prevention plan ,material, extinguisher 6.stcw contents, latest amendment Int Psc flag state difference Psc inspection deffecincy all codes

External: Surendranath Internal : Sreevastav Function:4b and 6 1.Type of ship sailed 2.Type of Engine 3. ME-C Maneuvering Description ( started with EICU , ECU by the time he asked CCU what all be activated ) 4. CCU Failure then what happens. 5. Steering gear Heleshaw Pump construction and Materials. 6. PID Controller, Explanation for Each Internal appears on Screen 1. How will you Desludge purifier manually 2. Why compresser valves are made complicated . 3. Why Belt drive used instead of Gears . 4. Why generator engine blow through before starting

06.08.2026 Fn 3 External - Sudharshan sir Internal - Ubaid sir 1.IGF code and flashpoints of dual fuel 2.Crude oil washing what checks during COW, what safety precautions and happens during cow 3.fire damper location 4.Annex4 discharge criteria will you discharge in port 5.garboard strake 6.Anchor parts and how the ship is holding , 50m depth what will be length of chain 7.Foam system annual maintenance and what's maintenance in foam monitor 8.static and dynamic stability how to calculate dynamic stability 9.solas latest amendments 10.Fss code amendments Some more can't remember Int Margin line have you seen it ur ship and why margin line ( he needs the margin line is reference below which we do calculations , it is the first line taken as reference) Result- pass

06.08.1026 Fn 3 External: Sudharsan Internal: Ubaid *Marpol 2026 Amendments *Static stability *Solas 12, Widas *Types of survey, csm *How Anchor holds the ship *Hopper tanks Int: *How will you check NOx compliance of AE. Who issues EIAPP certificate *Rescue boat markings COC Thanks to @⁨~Isaac⁩ for his classes and the video recordings helped a lot. Thank you all for sharing the questions and updates consistently. Wishing everyone all the best! ❤️

External - surendernath Internal - srivitsun Fn- 3 1.solas chapter12 2.Regulation 5 3.BWMS D2 G8 4.ISM survey as 2E 5.Class notation 6.ssp contents 7.duties of cso Fn- 5 1.star delta starter 2.VFD 3.provision crane slipping 4.gangway motor tripping 5.iccp circuit working refrence values 6.advantage and disadvantage of high voltage

06/08/2026 External:sudharshan sir Internal:ubaid sir Function:4b 1.me and mc engine difference 2.Angle encorder, how many, why two, explain 3.fiva valve components, what type of valve, operation 4.types of vibrations in main engine, explain 5.Torsional vibration parts and location 6.mechanical seal parts, material 7.how mechanical overspeed trip in aux engine. 8:type of boiler, what chemical using for water treatment? Agk 100 what it is. Internal :no question

Ext : Surendranath Int : Srivastav ( Both are combined and start asking questions) Funct 3. No attempts and which ship, and company. Status of written, status of other orals 1. Ism survey as 2/E 2. BWM G7 guide line criterias 3. What is G8 3. Solas chapters 4. Chapter 12 all regulations 5. Intact and damage stability criteria 6. Mlc all titles 7. Explain titles 1 ( he asked, what are all the requirements to join the ship? 8. What is DMLC 1 and DMLC 2 9. SSP contents 10. Explain structural requirements for the bulk carrier 11. Widas 12. What is the margin line is the conditions 13. Free surface effect ( I asked shall I draw and explain. He said just explain no need to draw) 14. Co2 2 , 5 , 10 years maintenance When I am saying the answer , Srivastava sir also hearing Func 5. 1. Difference between squirrel cage and slip ring 2. Working of vfd Then the internal told me that I'll ask questions 4. Fleming left hand right hand rule. For motor which one is applicable 5. Ammeter working ( cross question) 6. Voltmeter working 7. Clamp meter working. How it detects currents 8. Megger working 9.Difference between AC and dc generator

06.08.1026 Fn3 External: Sudharsan Internal: Ubaid 1.MLC certificates 2.name of steering gear ram system mechanism & steering gear bearing working. 3.precaution before free fall lifeboat launching 4.fire fighting measures for mast riser

06.08.2026 Ext: Surendranath Int: Srivastava Fun3 What is function 3 What is enclosed space Solas Chapter 12 Who make IMDG code Fun5 ICCP system working AVR types and Static AVR Explanation Provision crane slipping reason Gangway motor tripping reason High voltage advantages and disadvantages

Ext: Surendranath 4b&6 Int:srivastava Opening question: case hardening types 2-Why we have to keep entablature a frame under compression. 3-What is fretting. Then he handed over to SK 1-after burning in one unit( tell atleast 10 points) 2-sulzer fuel pump timing( start from preparation and then explain procedure) 3-rotary cup burner(start from how motor & shaft r connected) 4-lost motion clutch 5-rotary vane construction & materials. 6-turndown ratio.( explain with values) 7-tail shaft alignment methods( name all methods and explain taut wire) after listening to working of micro staff he jumped to next question. 8-crosshead bearing survey with piston hanging.( I made of blunder of telling bracket in place of lifting attachment he said you don’t know how to overhaul) 9- boiler safety valve setting in front of surveyor. (Start with overriding alarms and then explain towards the end tell all materials) 10- under water survey as 2nd Engg (he wants more points for this question) I answered all questions but due to one terminology i doomed.Just memorize terminologies guys. 4b repeat 6 pass

Function 5 Ext:Sreekumar Sir Int: Ubaid . 1. Crane power and control Diagram for one movement &Explain 2. Requirements in Shore connection , What all precautions 3. What happens when 50Hz shore supply ? He want to know why heating occurs at low frequency. 4. Types of Enclosure and explain . 5. What are the requirements for deck water tight motor enclosure? (He is not accepting IP rating he needs the regulation like protection from spray /jet of water , no fan ventilation, heating requirements ..etc ) 6. Pressure switch working . (Check the questions you didn’t answer after your internal . Ubaid sir may ask whether you look for answers that you cant answer. ) Ext. 1. Shore connection checks .

Fn4b Ext : sreekumar Intl : Ubaid Crane hydraulic diagram with swashplate Cavitation causes symptoms Critical temp nd pressure Microbial degradation of lo Electrical noise nd insulation Propllr curves Intrl : H2S gas reasons in ER