In modern engines, what establishes the proper ignition timing based on signals received from various sensors on the engine? Spark and distributor housing The computer System of spark advance A pair ofweights

1. In modern engines, what establishes the proper ignition timing based on signals received from various sensors on the engine? Spark and distributor housing The computer System of spark advance A pair ofweights 2. What is the primary function of engine oil? lncrease clearance Conserve energy Provide lubrication Reduce friction 3. All automotive engines that are equipped with full-floating piston pins use which type oflubrication system? Splash system Full-force-feed lubrication system Force-feed lubrication system Combination splash and force-feed system 4. What does a higher SAE number mean with respect to viscosity? Decreases lncreases Stays the same Both increase and decrease 5. Which component when opened allows engine exhaust to bypass the turbochargerturbine, reducing intake pressure? Turbocharger Waste Gate Valve Exhaust Manifold Exhaust Pipe 8. Which property oflubricating oil affects heat generation in the engine? Clearance between parts Wscosity Cold temperatures Detergent 7. What mechanical device produces reciprocating motion from rotary motion? Engine Block Camshaft Thrust Plate Bearing 8. What is the main purpose of an airfilter? Shortens the life of an engine Allows matter into the lubrication system Allows foreign particles to enterthe engine Prevents foreign particles from entering the engine 9. What measures are taken when signs of corrosion appear on a battery? Clean with soap only Use a wire brush and apply baking soda, water, and a corrosion inhibitor Use a wire brush and apply grease Clean with water only 10. What is most important function of engine oil? Conserve Energy To reduce friction between moving parts Remove Heat Maintain clearance between moving pans 11. What is the function ofthe oil pressure gauge? Determines the pressure that the oil strainer creates Determines the pressure that the oil pump creates Determines the pressure that the oil pressure sensing switch creates Determines the pressure that the oil pan creates 12. An intake stroke is the movement ofthe piston from between what two positions in the cylinder? Top-dead-center to middle-dead-center Top-dead-centerto bottom-dead-center Bottom-dead-centerto middle-dead-center Bottom-dead-centerto top-dead-center 13. The valve train consists ofvalves and a mechanism that opens and closes them. Select the opening and closing mechanism. Cylinder Head Valves Camshaft Crankshaft 14. Electrolyte is a mixture ofwhat two substances? Sulfuric Acid and Water Fuel and air Fuel and water Lead peroxide and water 15. Which ofthe following is the correct method of storing batteries? Stack batteries in multiple layers on a platform Store batteries in a heated area a platform Store batteries in a single layer Remove all electrolyte when storing batteries 18. The main purpose ofthe oil pump is to force oil into which system? Engine Oil System Steering System Rotor System Tire System 17. What are the components ofthe primary distributor circuit in a spark ignition system. A rotor mounted on top ofthe cam and a capacitor A set of contacts and a rotor mounted on top of the cam A set of contacts and a capacitor connected across the contacts A capacitor and a cap with high tension terminals 18. What is the function ofthe oil cooler? It helps to conserve heat to heat the engine It helps to dissipate airto cool the engine It helps to circulate cool airto cool the engine It helps to dissipate heat to cool the engine 19. What are the two majortypes of thermostats? lnhibitor and resistance Pellet and bellows Ethyl and Methyl Surface and shroud 20. What is the purpose ofthe spark ignition system? To serve as a current stabilizerforthe electrical system To deliver high current to the spark plugs with propertiming To step down voltage electricity to a much lowervalue To deliverthe high voltage to the spark plug sequenfiaHy 21. What is the main function ofthe fuel injection pump? Sends measured charges offuel to injectors at timed intervals Controls the maximum fuel speed to each pump in a distributor system Sends measurements of charges to governor at timed intervals in distributor system Controls the idle and prevents the engine from over speeding 22. What component houses the crankshaft and usually the oil supply? Piston Crankcase Piston Ring Cylinder 23. What is a lead-acid storage battery? One or more cells for storing electrical energy as chemical energy An electric generatorfor producing current One or more cells which generate electricity through a chemical reaction An electrical device that produces voltage by electromagnetic induction 24. Which component uses the force of engine exhaust to force the compressed air-fuel into the engine? Turbine Wheel Cylinder Turbocharger Manifold 25. What is the function ofthe engine liquid cooling system? To keep the engine cool to the touch at all times To heat up the engine to extreme temperatures To maintain good adhesion in the gaskets and seals ofthe engine To provide temperature stability for an engine to operate at peak proficiency 28. The Army Oil Analysis Program (AOAP) is a mandatory maintenance tool forwhat types of equipment in the Army inventory? All transportation Selected aircraft All logistical All aeronautical and selected non-aeronautical 27. What is the main purpose ofthe mechanical centrifugal governor? To sense and control engine speed and load conditions To sense and control filter speed and load conditions To sense and control fuel injection and load conditions To sense and control fuel tank speed and load conditions 28. Select an auxiliary function ofa camshaft. Register speed on the speedometer Shut offthe engine Apply the emergency brake Drive the oil pump 29. Which answer best describes the advantage of sampling lubrication that saves hours of maintenance downtime? Annual inspections Shorter semi-annua inspections Early detection, reducing failures and rebuild cost Reduced need forweekly inspections 30. What is the function ofthe springs in a vane pump? Allow a back and forth movement ofthe rotor Press the vanes against the inside ofthe pump housing Turn the rotor shaft Hold the rotortogether 31. Which component is an engine-driven air pump that forces air-fuel mixture into the engine? Waste Gate Charger Supercharger Turbocharger Air Charger 32. What are the two types of cylinder sleeves? Wet and Dry Corroded and Shiny Wet and Damp Diesel and Gas PLACE THIS ORDER OR A SIMILAR ORDER WITH US TODAY AND GET AN AMAZING DISCOUNT :)