Set 19 MEO class 4 exam MEK Motor online questions

1. Irregular circumferential wear of liner due to diminishing neutralizing capacity of cylinder oil away from lubricating holes is known as:
choose one Micro seizure Scuffing Scoring Clover leafing

2. Which standards govern the specifications for supply of Residual Marine Fuels and Distillate Marine Fuels onboard merchant ships?
choose one ISO 3012:1999 ISO 3648:1996 ISO 8216-1:2010 ISO 8217:2010

3. Crank web deflection readings will give a positiveindication of
choose one worn main bearing journals torsional stress deformation slack thrust bearings bearing shells shim dimensions

4. ESD stands for which type of boiler
choose one External superheater D-type Emergency shutdown Boiler Extreme Superheat type External Superheat De-superheater type

5. Which of the following is an example of a solid bearing?
choose one Piston pin bushing Turbo-generator turbine bearing Spring bearing Thrust bearing

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