Set 27 - Marine Engineering Knowledge Motor E Pariksha online questions

1. Both power units of a steering gear system need to be switched on ______________
choose one When the ship is within 12 nautical miles from shore. When pilot is on board When navigational circumstances demand caution All the above

2. The kinetic energy imparted to air by the compressor impeller of a turbocharger is converted into pressure energy at the:
choose one Nozzle ring Diffuser Ring Inducer None of the above

3. Which of the following is one of the disadvantages of cast iron chokes, used in holding down arrangement of engines?
choose one Poor compressive strength Poor vibration damping Cast iron is brittle and prone to crack All of the above

4. Too high Calculated Carbon Aromaticity index (CCAI) of fuel oil indicates:
choose one Reduced ignition delay Increased ignition delay Reduced chances of knocking None

5. Which of the following factors affect penetration of fuel droplets during injection?
choose one Quality of atomization Injection temperature Scavenge air pressure All of the above.

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