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ASVAB auto & shop Exam Questions and Answers 100% Pass

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  • ASVAB

ASVAB auto & shop Exam Questions and Answers 100% Pass intake cycle - the intake valve opens as the connecting rod pulls the piston down, drawing the gas/air mix into the cylinder compression cycle - the valves are closed, the connecting rod pushes the piston up, compressing gas/air mix power...

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  • December 3, 2024
  • 8
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • ASVAB
  • ASVAB
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ASVAB auto & shop Exam Questions and Answers
100% Pass


intake cycle - ✔✔the intake valve opens as the connecting rod pulls the piston down, drawing the

gas/air mix into the cylinder


compression cycle - ✔✔the valves are closed, the connecting rod pushes the piston up, compressing

gas/air mix


power cycle - ✔✔the spark plug ignites the gas/air mix, forcing the piston down. that pushes down on

the connecting rod, turning the crankshaft; the crankshaft turns the flywheel, which keeps the engine

going


exhaust cycle - ✔✔the exhaust valve opens as the connecting rod moves the piston back up, pushing out

the exploded gases. the valves are timed, of course, using push rods attached to the camshaft


intake valve - ✔✔allows air-fuel mixture to be drawn into the combustion chamber.


combustion chamber - ✔✔An enclosed container in which fuel and air are burned for the production of

energy


connecting rod - ✔✔The connecting link between the piston and the crankshaft


piston - ✔✔movable part in the cylinder forced into motion by explosion of fuel


cylinder - ✔✔a chamber within which piston moves


spark plug - ✔✔electrical device that fits into the cylinder head of an internal-combustion engine and

ignites the gas by means of an electric spark


crankshaft - ✔✔Turns the piston's up and down motion into circular motion


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Crafted for Academic Insight by KatelynWhitman. All rights reserved © 2025

, flywheel - ✔✔regulator consisting of a heavy wheel that stores kinetic energy and smooths the operation

of a reciprocating engine


camshaft - ✔✔a rotating shaft within the engine that opens and closes the intake and exhaust valve in the

engine


tachometer - ✔✔An instrument used to measure the speed of a revolving shaft in revolutions per minute.


carburetor - ✔✔a device that blends air and fuel for most older cars (pre-1990). As air moves quickly

through the _____, it creates a vacuum, which draws more and more fuel into the mixture


fuel injector - ✔✔an electrically controlled valve that delivers a precise amount of pressurized fuel into

each combustion chamber.


throttle - ✔✔a valve that regulates the supply of fuel to the engine


water jackets - ✔✔Channels in the engine through which water and coolant circulate to cool the engine.


water pump - ✔✔the pump in the cooling system of an automobile that cause the water to circulate


radiator - ✔✔The part of a car engine which removes heat from the cooling water that circulates through

the engine


oil pump - ✔✔An engine-driven pump that delivers oil to the engine's moving parts.


starter - ✔✔an electric motor for starting an engine


alternator - ✔✔sends an electric current to the battery to keep the battery charged and also powers the

other electronic gadgets on your car when the engine is running


ignition system - ✔✔supplies a high voltage current to the spark plugs to ignite the fuel mixture in the

cylinders


12 - ✔✔most vehicles use a ___ volt battery


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Crafted for Academic Insight by KatelynWhitman. All rights reserved © 2025

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