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Chapter 11, Engine Fundamentals Study Review Exam.
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Chapter 11, Engine Fundamentals Study Review Exam. Why is an automotive engine called a power plant? - CORRECT ANSWER The engine is the source of power for the vehicle. The ________ is the hollow area between the top of the piston and the bottom of the cylinder head. - CORRECT ANSWER Combus...

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  • August 19, 2024
  • 5
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • engineering
  • chapter 11 engine fundamentals study review exam

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Chapter 11, Engine Fundamentals Study
Review Exam.

Why is an automotive engine called a power plant? - CORRECT ANSWER The engine is the source of
power for the vehicle.



The ________ is the hollow area between the top of the piston and the bottom of the cylinder head. -
CORRECT ANSWER Combustion Chamber



How does an engine convert fuel into a useful form of energy? - CORRECT ANSWER The fuel is burned
inside the engine's combustion chamber. This combustion produces heat, which causes expansion of the
gases in the engine. The burning and expansion produces pressure. The engine piston, connecting rod,
and crankshaft convert the pressure into motion for moving the car and operating its systems.



Piston ________ is the distance the piston slides up or down from TDC/BDC. - CORRECT ANSWER Stroke



Name the four strokes of an automotive engine. - CORRECT ANSWER Intake, Compression, Power, and
Exhaust.



The crankshaft must rotate ________ complete revolutions to complete the four-stroke cycle. -
CORRECT ANSWER 2



The engine ________ forms the main body of the engine. - CORRECT ANSWER Engine Block



The _______ are large, round holes machined through the block from top to bottom. - CORRECT
ANSWER Cylinders



Define deck surface. - CORRECT ANSWER The top of the block surrounding the cylinders.

, _________ are coolant passages through the block that allow a solution of water and antifreeze to cool
the cylinders. - CORRECT ANSWER Water jackets



The ________ are holes machined in the bottom of the block to hold the crankshaft. - CORRECT ANSWER
Main Bearing Bores



__________ bolt to the bottom of the block and hold the crankshaft and main bearing inserts in place. -
CORRECT ANSWER Main Caps



The _________ changes the up-and-down motion of the pistons into a rotating motion. - CORRECT
ANSWER Crankshaft



What is the purpose of crankshaft counterweights? - CORRECT ANSWER To prevent virbations



The ________ provides a mounting place for the camshaft drive mechanism, front damper, and fan belt
pulleys. - CORRECT ANSWER Crankshaft Snout



What is the function of the crankshaft flange? - CORRECT ANSWER To hold the flywheel.



Engine main bearings are inserts that fit between the block main bore and crankshaft _________. -
CORRECT ANSWER Main Journals



A main ________ limits the distance the crankshaft can slide forward or rearward in the block. -
CORRECT ANSWER Thrust Bearing



What is main bearing clearance? - CORRECT ANSWER The space between the crankshaft main journal
and the main bearing insert.



An engine's rear main _______ can be a one-or two-piece seal. - CORRECT ANSWER Oil seal.

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