MEO Class 4 Oral and Written Questions 3
General Engineering Knowledge (MEO Class)
- Why certain back pressure is maintained for purifier?
- What is the use of purifier breaks?
- Explain the functions of purifier centrifugal clutch?
- What are ALCAP purifiers?
- Explain the importance of gravity disc in a purifier?
- How will you manage your air compressor without automatic unloader?
- How will you confirm that air compressor valves are not leaking after overhauling?
- Why oil film is coated on a compressor air filter?
- Effect of air filter mesh size in an air compressor?
- What is the working principle of an air drier?
- Name five non metals used on board ships?
- Routine checks on a fixed foam fire fighting system?
- How many types of steels and brief their carbon contents?
- What is the material of safety valve?
- Define flash point, fire point, viscosity?
- How many types of propeller?
- What will you do if emergency alarm raise?
- What is the function of fire detector?
- What is saturation temperature?
- What is humidity?
- What is the material of cooler tubes?
- What is specific gravity?
- What is vacuum?
- What is meant by critical speed?
- What do you know about ‘M’ notices?
- What s the function of poker gauge?
- What s the function of lubricating oil?
- What is hydrostatic lubrication?
- What is inerting, purging and gas freeing in inert gas system?
- What are fire man’s outfit?
- What is cetane number and calorific value of a fuel?
- How will you buy a boiler?
- What is the formula of stress in longitudinal and circumferential joint?
- Describe boiler starting procedure from cold?
- Why boiler water treatment is required?
- How many types of marine boilers are used on ships?
- What are the tests carried out for a low pressure boiler water?
- What is your action on finding high chloride levels in a boiler?
- What will you do if no water level in the gauge glass?
- How would you blow down a boiler gauge glass?
- What are boiler mountings?
- What will you check while watch on a boiler?
- What is allowable chloride content in boiler water?
- If the steam nozzle of the gauge glass is chocked then how will you confirm water level?
- Why purge a boiler furnace?
- What is superheated steam?
- How many types of boiler safety valve?
- Describe boiler survey procedure?
- How to check alkalinity, acidity, chloride content in boiler?
- Draw the lip clearance of safety valve?
- What is the difference between safety valve and relief valve?
- What is corrosion, erosion, and abrasion?
- Comment on materials of boiler construction?
- Why and how soot blowing is done?
- Describe automatic combustion system in a boiler?
- Why flame failure alarm comes and what will be your action?
- When do you start the boiler circulating water pump?
- How will you know that EGB is leaking and how to arrest the leak?
- How boiler safety valve is set?
- Show the calculation of safety valve area?
- What do you know about economiser?
- Describe setting of safety valve?
- What is steam hammering?
- What is manometer?
- What is steam trap?
- How will you prevent uptake fire?
- What is dry distillation?
- What action o be taken if oil is found in the cascade tank?
- What colour flame indicates efficient or poor combustion?
- What is Ogee ring?
- Where the boiler fusible plugs are used?
- What are the densities of boiler water and seawater?
- What is the diameter of safety valve?
- What is the purpose of blow down ring?
- Is there any arrangement for boiler safety valve draining?