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POVL-WK4
MARINE LICENSE - HK - WK4
| question | answer |
|---|---|
| "question | answer" |
| "Engine 2 stroke (Diesel or Petrol?) | Petrol" |
| "Engine 4 stroke (Diesel or Petrol?) | Deisel" |
| "4 engine systems? | Fuel, Cooling, Lubrication, Exhaust" |
| "SAE | Society of Automotive Engineers" |
| "Viscosity | Resistence to flow" |
| "4 events of an engine | Induction, Compression, Power (Combustion), Exhaust" |
| "Petrol Engine Typical Compression Ratio | 7:1" |
| "Diesel Engine Typical Compression Ratio | 20:1" |
| "Carb Venturi | Low pressure" |
| "Carb Throttle | Open for air/fuel mixture increase flow" |
| "Carb Choke | To restrict air flow for cold start" |
| "Carb Atomized | Fine spray of fuel and air" |
| "Carb Float Chamber | Fills with petrol" |
| "Carb Needle Valve | Allows petrol into float chamber" |
| "Carb Main Jet | For idle" |
| "3 Functions of Gear Box | Speed Reduction, Reverse, Neutral" |
| "Engage/Dis-engage gears | Dog clutch" |
| "Weak point in power train | Shear Pin" |
| "Diesel compression | 2000:1" |
| "Diesel do's and donts | Keep fuel clean, keep fuel system primed, need to bleed if air in system" |
| "Air movement in/out, natural | Natural Aspiration (engines)" |
| "More air added to engine | Turbo charged, exhaust fan and intake fan" |
| "Keep water out on prop shaft | Stern Gland" |
| "2 Types of Bilge Pumps | Piston and Diaphram" |
| "Bilge Pump Filter | Strum" |
| "Life Jacket and Bouancy aid | They are different" |
| "Fire buckets on craft over 45 ft | Painted Red, fitted with lanyard, kept full of sand or water" |
| "Marine Rescue Coordination Center | Call upon SAR resources, coordinate rescue and control, assess type of assitance required in an emergency" |
| "A sea anchor can be used to | Position a disabled vessels head into wind" |
| "Exhaust is blue color means? | Oil burning" |
| "Governor is used to? | Maintain steady speed" |
| "Engine temp controlled by? | Thermostat" |
| "Cooling water in crankcase? | Greyish white liquid" |
| "After running engine for a while, do not stop immediately, but allow to run at idle for 10 minutes. Why? | To allow to cool down" |
| "What is a snubbing line used for? | To protrect windlass from shock loading" |