MMD and MEO CLASS IV Kochi ORAL QUESTIONS

MMD and MEO CLASS IV Kochi ORAL QUESTIONS

1.Venting arrangement in safety valve flow of steam thru floating ring and pressure indication on same
2lifeboat while lowering through hand brake is lower a little den wat wil happen to lifeboat
3.limit switch is provided on lifeboat?..and wat wil happen if limit switch is nt dere.
4.Nodal on turbine?
5propeller key why key is dere?
5.How d thurst is introduced in d propeller?
6.Synchronous motor and induction motor?
7.He drew the diagram of ac motor and d.c motor then he asked for fielding current and den difference?
8Turbine xsection
with nozzling effect(impulse and reaction)
8.How the expansion in turbine accomodated?
9.starting air how it start frm manoeuvring platform and which lever u adjust wat happen to dis lever aftr injection of fuel..whether it comes back?
rest he asked his some of his same repeted question(Bow thruster accomodation supply fleming right hand rule) okay i have to take clas1oral dat's

Fun 6
1. Have u heard abt washer spring in AE?
2. why exhaust valve not falling in cylinder?
3.Overhauling of Rotocap? (arrangement wid diagram)
4.How u will decarbonise the head?
5. What all clearances to take on head and defects?what to do if clearance betn spindle and guide increases?
6.how u wil come to knw abt cracks on head?
7.Overhauling of ME Starting Air Valve? and wat all u wil check? How to check spring tension? what is that term called when spring looses
tension?
8. Overhauling of AE fuel injectors and tests? how will u come to know that wall is working satisfactorily? how to check the nozzle hole? why the
hole get enlarge n wat to do if hole enlarges?
9.from whr u measure propeller drop? how to measure?
10.why AE engine pulse type? (this Qs he asked to atleast 10 people)
(Man more bt dont remember)

Fun 5. MET

1.safities on switchboard?
2.trips on alternator with value?
3.have u heard abt dashpot? How it works? how to adjust the delay tym?
4. Hav u heard abt temperature class for motors?
5.What is IP? and what was the IP number of ur Alternator?
6.safities on steering gear motor?
7. what wil happen if overload takes place on steering motor?
8. what wil happen if short circuit takes place on steering motor?
9.how electrical fire can take place?
10.maintainance of alternator?
manouevring explain..
cavitation
safety in boiler
hp cut out explain
power diagram with all calculations and terms and cross questions
wear ring clearance n effect