ASVAB Newest Exam with accurate detailed answers || || || || || ||
intake cycle - ✔✔the intake valve opens as the connecting rod pulls the piston down,
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drawing the gas/air mix into the cylinder
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compression cycle - ✔✔the valves are closed, the connecting rod pushes the piston up,
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compressing gas/air mix || ||
power cycle - ✔✔the spark plug ignites the gas/air mix, forcing the piston down. that
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pushes down on the connecting rod, turning the crankshaft; the crankshaft turns the
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flywheel, which keeps the engine going
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exhaust cycle - ✔✔the exhaust valve opens as the connecting rod moves the piston back up,
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pushing out the exploded gases. the valves are timed, of course, using push rods attached to
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the camshaft
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intake valve - ✔✔allows air-fuel mixture to be drawn into the combustion chamber.
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combustion chamber - ✔✔An enclosed container in which fuel and air are burned for the
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production of energy || ||
connecting rod - ✔✔The connecting link between the piston and the crankshaft
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piston - ✔✔movable part in the cylinder forced into motion by explosion of fuel
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cylinder - ✔✔a chamber within which piston moves
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,spark plug - ✔✔electrical device that fits into the cylinder head of an internal-combustion
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engine and ignites the gas by means of an electric spark
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crankshaft - ✔✔Turns the piston's up and down motion into circular motion
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flywheel - ✔✔regulator consisting of a heavy wheel that stores kinetic energy and smooths
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the operation of a reciprocating engine
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camshaft - ✔✔a rotating shaft within the engine that opens and closes the intake and
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exhaust valve in the engine || || || ||
tachometer - ✔✔An instrument used to measure the speed of a revolving shaft in
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revolutions per minute. || ||
carburetor - ✔✔a device that blends air and fuel for most older cars (pre-1990). As air
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moves quickly through the _____, it creates a vacuum, which draws more and more fuel
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into the mixture
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fuel injector - ✔✔an electrically controlled valve that delivers a precise amount of
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pressurized fuel into each combustion chamber. || || || || ||
throttle - ✔✔a valve that regulates the supply of fuel to the engine
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water jackets - ✔✔Channels in the engine through which water and coolant circulate to
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cool the engine.
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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.
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starter - ✔✔an electric motor for starting an engine
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alternator - ✔✔sends an electric current to the battery to keep the battery charged and also
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powers the other electronic gadgets on your car when the engine is running
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ignition system - ✔✔supplies a high voltage current to the spark plugs to ignite the fuel
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mixture in the cylinders || || ||
12 - ✔✔most vehicles use a ___ volt battery
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distributor - ✔✔dispenses electric current to the spark plugs of a gasoline engine
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breaker points - ✔✔a rotating shaft and a switch within the distributor routes the current
|| || || || || || || || || || || || || || ||
through wires to the spark plugs || || || || ||
condenser - ✔✔absorbs excess current and protects the breaker points from damage by the
|| || || || || || || || || || || || || ||
high voltage surge|| ||
drive system - ✔✔transfers the power of the engine to the wheels to make them move
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axle - ✔✔the shaft on which the wheels revolve
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, universal joint - ✔✔allows the axle to move up and down without breaking the drive shaft
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drive shaft - ✔✔the _____ is the connecting component that carries torque and transmits
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rotation
transmission - ✔✔changes the speed of the engine in relation to the speed of the rear
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wheels, the front wheels, or all the wheels
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torque converter - ✔✔automatically shifts the amount of torque used according to what is
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needed
clutch - ✔✔disconnects the engine from the drive shaft which is necessary in order to
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change to a different gear and allows the engine to run when the car isn't moving
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brake system - ✔✔consists of a master cylinder that has break lines filled with brake fluid
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running from it || ||
drum breaks - ✔✔break lines are connected to a hydraulic cylinder on each wheel
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hydraulic cylinder - ✔✔contains pistons that move outward and force two brake shoes
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against the ____ that rotates the wheel
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disk breaks - ✔✔the master cylinder forces a caliper, containing a piston, with brake shoes
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on each side, to squeeze against _____in each wheel , thus stopping the car by using fluid
|| || || || || || || || || || || || || || || || ||
and releasing hot air
|| || ||
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
|| || || || || || || || || || ||
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
|| || || || || || || ||
distributor - ✔✔dispenses electric current to the spark plugs of a gasoline engine
|| || || || || || || || || || || ||
breaker points - ✔✔a rotating shaft and a switch within the distributor routes the current
|| || || || || || || || || || || || || || ||
through wires to the spark plugs || || || || ||
condenser - ✔✔absorbs excess current and protects the breaker points from damage by the
|| || || || || || || || || || || || || ||
high voltage surge|| ||
drive system - ✔✔transfers the power of the engine to the wheels to make them move
|| || || || || || || || || || || || || || ||
axle - ✔✔the shaft on which the wheels revolve
|| || || || || || || ||
, universal joint - ✔✔allows the axle to move up and down without breaking the drive shaft
|| || || || || || || || || || || || || || ||
drive shaft - ✔✔the _____ is the connecting component that carries torque and transmits
|| || || || || || || || || || || || || ||
rotation
transmission - ✔✔changes the speed of the engine in relation to the speed of the rear
|| || || || || || || || || || || || || || || ||
wheels, the front wheels, or all the wheels
|| || || || || || ||
torque converter - ✔✔automatically shifts the amount of torque used according to what is
|| || || || || || || || || || || || || ||
needed
clutch - ✔✔disconnects the engine from the drive shaft which is necessary in order to
|| || || || || || || || || || || || || || ||
change to a different gear and allows the engine to run when the car isn't moving
|| || || || || || || || || || || || || || ||
brake system - ✔✔consists of a master cylinder that has break lines filled with brake fluid
|| || || || || || || || || || || || || || || ||
running from it || ||
drum breaks - ✔✔break lines are connected to a hydraulic cylinder on each wheel
|| || || || || || || || || || || || ||
hydraulic cylinder - ✔✔contains pistons that move outward and force two brake shoes
|| || || || || || || || || || || || ||
against the ____ that rotates the wheel
|| || || || || ||
disk breaks - ✔✔the master cylinder forces a caliper, containing a piston, with brake shoes
|| || || || || || || || || || || || || || ||
on each side, to squeeze against _____in each wheel , thus stopping the car by using fluid
|| || || || || || || || || || || || || || || || ||
and releasing hot air
|| || ||
