CHAPTER 1A

CHAPTER 1A
53問 • 2年前
  • Dorian Pinuellas
  • 通報

    問題一覧

  • 1

    Radial engines have appeared in two forms: the __________-radial and the __________-radial.

    rotary, static

  • 2

    The __________ __________-type engine has two banks of cylinders directly opposite each other with a crankshaft in the middle.

    horizontally opposed

  • 3

    Horizontally opposed engine crankcases are usually cast from _______________ alloy.

    aluminum

  • 4

    Many crankcase halves are sealed using a thin coat of non-hardening gasket compound and a __________ __________.

    silk thread

  • 5

    The three main parts of a crankshaft are the a. ___________________. b. ___________________. c. ___________________.

    journal, crank pin, crank check

  • 6

    6. The outer surface of the crankpins and journals are hardened by __________.

    nitriding

  • 7

    A crankshaft is checked for _______ (static or dynamic) balance by placing it on knife edges and observing any tendency to rotate.

    Static

  • 8

    To reduce vibration to a minimum during engine operation __________ __________ are incorporated on the crankshaft.

    dynamic dampeners

  • 9

    What are the three types of bearings in general use? a. ___________________. b. ___________________. c. ___________________.

    plain, ball, roller

  • 10

    The crankshaft usually rotates in __________ bearings

    plain

  • 11

    The ____________________ __________ is the link which transmits forces between the piston and the crankshaft.

    Connecting Rod

  • 12

    The connecting rod attaches to the of the _______ _______ crankshaft.

    crank pin

  • 13

    . What are the three types of connecting rod assemblies? a. ___________________. b. _________________. c. _______________.

    plain, fork and blade, master and articulated

  • 14

    The __________-type connecting rod is used on horizontally opposed engines

    plain

  • 15

    The ____________________ __________ ____________________ rod assembly is used in radial engines.

    master and articulated

  • 16

    The ____________________ pins connect the articulating rods to the master rod

    knuckle

  • 17

    Most aircraft pistons are machined from ____________________ alloy forgings.

    aluminum

  • 18

    most pistons are made of high-grade _________ ___________.

    cast iron

  • 19

    The top rings installed on an aircraft piston are called the ____________________ rings

    compression

  • 20

    The piston ring below the compression rings is called the ____________________ ring.

    oil control

  • 21

    The piston ring at the bottom of the piston skirt is called the ____________________ ring.

    oil scrapper

  • 22

    The piston pins used in modern aircraft engines are the ____________________- ____________________ type.

    fuel floating

  • 23

    Another name for a piston pin is a ____________________ pin.

    wrist

  • 24

    Oil control rings regulate the ____________________ of the oil film on the cylinder wall.

    thickness

  • 25

    The cylinder assembly is composed of two major parts: a. ____________________. b. ____________________.

    cylinder head, cylinder barrel

  • 26

    A __________ bore cylinder is one where the bore is ground so that the diameter at the top portion of the barrel is slightly smaller than the diameter of the main part of the barrel.

    choke

  • 27

    7. The two methods commonly used to harden cylinder walls include: a. ____________________. b. ____________________.

    chrome plating, nitriding

  • 28

    Cylinders which have been chrome plated are identified by ____________________ (what color) paint.

    orange

  • 29

    Cylinders which have been nitrided are identified by ____________________ (what color) paint.

    blue

  • 30

    ____________________ (Nitrided or Chrome plated) cylinders are very susceptible to rust and must be kept covered with a preservative oil.

    Nitrided

  • 31

    Cylinder heads of air-cooled engines are generally made of ____________________ alloy.

    Aluminum

  • 32

    Heat is transferred away from the cylinder head through __________ __________ cast into the head.

    cooling fins

  • 33

    There is a greater depth and area of cooling fins on the ____________________ (exhaust or intake) side of an air-cooled cylinder head.

    exhaust

  • 34

    The propeller shaft end of an aircraft engine is always the __________ (front or rear) end, regardless of how it is mounted in the aircraft.

    front

  • 35

    When referring to the right or left side of the engine, always assume you are viewing it from the __________ (front or rear).

    rear

  • 36

    The heads of poppet valves come in four shapes including: a. ____________________. b. ____________________. c. ____________________.

    mushroom, tulip, semi tulip

  • 37

    Hollow exhaust valves may be partially filled with ____________________ (what material) to aid in their cooling.

    sodium

  • 38

    Valve __________ is the distance that valve is lifted off its seat.

    lift

  • 39

    Valve ____________________ is the length of time that valve is open.

    duration

  • 40

    The valve mechanism of a horizontally opposed engine is operated by a cam __________.

    shaft

  • 41

    The camshaft on a horizontally opposed engine rotates at __________ the crankshaft speed.

    1/2

  • 42

    The two types of valve lifters used in aircraft engines include: a. ____________________. b. ____________________.

    solid, hydraulic

  • 43

    The __________ __________ transmit the movement of the cam follower to the rocker arm.

    push rods

  • 44

    One end of the __________ __________ bears against the push rod and the other against the valve stem.

    rocker arms

  • 45

    The valve mechanism of a radial engine is operated by one or more cam ____________________.

    rings

  • 46

    A four-lobe cam ring on a nine-cylinder radial engine will turn at ____________________ the crankshaft speed.

    1/8

  • 47

    Hydraulic valve lifters are also known as ____________________ ____________________ lifters.

    zero lash

  • 48

    The running valve clearance of hydraulic valve lifters is ____________________.

    zero

  • 49

    The direction of rotation between a propeller shaft and the crankshaft in an engine using a planetary gear reduction system is ____________________ (the same or opposite).

    the same

  • 50

    An aircraft engine having a planetary gear system using an 80 tooth bell gear driven by the crankshaft and a fixed 62 tooth sun gear will have a gear reduction of __________:1. This is the same as 16:__________.

    1.775, 9

  • 51

    Three types of attachments for a propeller to an aircraft engine crankshaft are: a. ____________________. b. ____________________. c. ____________________.

    tapered, splined, flange

  • 52

    ____________________-type propeller shafts are used on most modern horizontally opposed aircraft engines.

    flange

  • 53

    Indicate what is meant by each letter or number in the following engine designations. R-985 1. R = ____________________. 2. 985 = __________________.

    radial engine

  • chapter1b

    chapter1b

    Dorian Pinuellas · 31問 · 2年前

    chapter1b

    chapter1b

    31問 • 2年前
    Dorian Pinuellas

    CHAPTER3A

    CHAPTER3A

    Dorian Pinuellas · 27問 · 2年前

    CHAPTER3A

    CHAPTER3A

    27問 • 2年前
    Dorian Pinuellas

    3a part2

    3a part2

    Dorian Pinuellas · 26問 · 2年前

    3a part2

    3a part2

    26問 • 2年前
    Dorian Pinuellas

    CHAPTER4

    CHAPTER4

    Dorian Pinuellas · 20問 · 2年前

    CHAPTER4

    CHAPTER4

    20問 • 2年前
    Dorian Pinuellas

    CHAPTER3B

    CHAPTER3B

    Dorian Pinuellas · 10問 · 2年前

    CHAPTER3B

    CHAPTER3B

    10問 • 2年前
    Dorian Pinuellas

    CHAPTER4B

    CHAPTER4B

    Dorian Pinuellas · 28問 · 2年前

    CHAPTER4B

    CHAPTER4B

    28問 • 2年前
    Dorian Pinuellas

    CHAPTER5B

    CHAPTER5B

    Dorian Pinuellas · 9問 · 2年前

    CHAPTER5B

    CHAPTER5B

    9問 • 2年前
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    CHAPTER6B

    CHAPTER6B

    Dorian Pinuellas · 13問 · 2年前

    CHAPTER6B

    CHAPTER6B

    13問 • 2年前
    Dorian Pinuellas

    CHAPTER8E P858-862

    CHAPTER8E P858-862

    Dorian Pinuellas · 30問 · 1年前

    CHAPTER8E P858-862

    CHAPTER8E P858-862

    30問 • 1年前
    Dorian Pinuellas

    CHAPTER8E PART2

    CHAPTER8E PART2

    Dorian Pinuellas · 24問 · 1年前

    CHAPTER8E PART2

    CHAPTER8E PART2

    24問 • 1年前
    Dorian Pinuellas

    CHAPTER8F

    CHAPTER8F

    Dorian Pinuellas · 14問 · 1年前

    CHAPTER8F

    CHAPTER8F

    14問 • 1年前
    Dorian Pinuellas

    CHAPTER7A

    CHAPTER7A

    Dorian Pinuellas · 12問 · 1年前

    CHAPTER7A

    CHAPTER7A

    12問 • 1年前
    Dorian Pinuellas

    CHAPTER7B (PART 1)

    CHAPTER7B (PART 1)

    Dorian Pinuellas · 18問 · 1年前

    CHAPTER7B (PART 1)

    CHAPTER7B (PART 1)

    18問 • 1年前
    Dorian Pinuellas

    CHAPTER7B (PART2)

    CHAPTER7B (PART2)

    Dorian Pinuellas · 18問 · 1年前

    CHAPTER7B (PART2)

    CHAPTER7B (PART2)

    18問 • 1年前
    Dorian Pinuellas

    CHAPTER 7C

    CHAPTER 7C

    Dorian Pinuellas · 15問 · 1年前

    CHAPTER 7C

    CHAPTER 7C

    15問 • 1年前
    Dorian Pinuellas

    問題一覧

  • 1

    Radial engines have appeared in two forms: the __________-radial and the __________-radial.

    rotary, static

  • 2

    The __________ __________-type engine has two banks of cylinders directly opposite each other with a crankshaft in the middle.

    horizontally opposed

  • 3

    Horizontally opposed engine crankcases are usually cast from _______________ alloy.

    aluminum

  • 4

    Many crankcase halves are sealed using a thin coat of non-hardening gasket compound and a __________ __________.

    silk thread

  • 5

    The three main parts of a crankshaft are the a. ___________________. b. ___________________. c. ___________________.

    journal, crank pin, crank check

  • 6

    6. The outer surface of the crankpins and journals are hardened by __________.

    nitriding

  • 7

    A crankshaft is checked for _______ (static or dynamic) balance by placing it on knife edges and observing any tendency to rotate.

    Static

  • 8

    To reduce vibration to a minimum during engine operation __________ __________ are incorporated on the crankshaft.

    dynamic dampeners

  • 9

    What are the three types of bearings in general use? a. ___________________. b. ___________________. c. ___________________.

    plain, ball, roller

  • 10

    The crankshaft usually rotates in __________ bearings

    plain

  • 11

    The ____________________ __________ is the link which transmits forces between the piston and the crankshaft.

    Connecting Rod

  • 12

    The connecting rod attaches to the of the _______ _______ crankshaft.

    crank pin

  • 13

    . What are the three types of connecting rod assemblies? a. ___________________. b. _________________. c. _______________.

    plain, fork and blade, master and articulated

  • 14

    The __________-type connecting rod is used on horizontally opposed engines

    plain

  • 15

    The ____________________ __________ ____________________ rod assembly is used in radial engines.

    master and articulated

  • 16

    The ____________________ pins connect the articulating rods to the master rod

    knuckle

  • 17

    Most aircraft pistons are machined from ____________________ alloy forgings.

    aluminum

  • 18

    most pistons are made of high-grade _________ ___________.

    cast iron

  • 19

    The top rings installed on an aircraft piston are called the ____________________ rings

    compression

  • 20

    The piston ring below the compression rings is called the ____________________ ring.

    oil control

  • 21

    The piston ring at the bottom of the piston skirt is called the ____________________ ring.

    oil scrapper

  • 22

    The piston pins used in modern aircraft engines are the ____________________- ____________________ type.

    fuel floating

  • 23

    Another name for a piston pin is a ____________________ pin.

    wrist

  • 24

    Oil control rings regulate the ____________________ of the oil film on the cylinder wall.

    thickness

  • 25

    The cylinder assembly is composed of two major parts: a. ____________________. b. ____________________.

    cylinder head, cylinder barrel

  • 26

    A __________ bore cylinder is one where the bore is ground so that the diameter at the top portion of the barrel is slightly smaller than the diameter of the main part of the barrel.

    choke

  • 27

    7. The two methods commonly used to harden cylinder walls include: a. ____________________. b. ____________________.

    chrome plating, nitriding

  • 28

    Cylinders which have been chrome plated are identified by ____________________ (what color) paint.

    orange

  • 29

    Cylinders which have been nitrided are identified by ____________________ (what color) paint.

    blue

  • 30

    ____________________ (Nitrided or Chrome plated) cylinders are very susceptible to rust and must be kept covered with a preservative oil.

    Nitrided

  • 31

    Cylinder heads of air-cooled engines are generally made of ____________________ alloy.

    Aluminum

  • 32

    Heat is transferred away from the cylinder head through __________ __________ cast into the head.

    cooling fins

  • 33

    There is a greater depth and area of cooling fins on the ____________________ (exhaust or intake) side of an air-cooled cylinder head.

    exhaust

  • 34

    The propeller shaft end of an aircraft engine is always the __________ (front or rear) end, regardless of how it is mounted in the aircraft.

    front

  • 35

    When referring to the right or left side of the engine, always assume you are viewing it from the __________ (front or rear).

    rear

  • 36

    The heads of poppet valves come in four shapes including: a. ____________________. b. ____________________. c. ____________________.

    mushroom, tulip, semi tulip

  • 37

    Hollow exhaust valves may be partially filled with ____________________ (what material) to aid in their cooling.

    sodium

  • 38

    Valve __________ is the distance that valve is lifted off its seat.

    lift

  • 39

    Valve ____________________ is the length of time that valve is open.

    duration

  • 40

    The valve mechanism of a horizontally opposed engine is operated by a cam __________.

    shaft

  • 41

    The camshaft on a horizontally opposed engine rotates at __________ the crankshaft speed.

    1/2

  • 42

    The two types of valve lifters used in aircraft engines include: a. ____________________. b. ____________________.

    solid, hydraulic

  • 43

    The __________ __________ transmit the movement of the cam follower to the rocker arm.

    push rods

  • 44

    One end of the __________ __________ bears against the push rod and the other against the valve stem.

    rocker arms

  • 45

    The valve mechanism of a radial engine is operated by one or more cam ____________________.

    rings

  • 46

    A four-lobe cam ring on a nine-cylinder radial engine will turn at ____________________ the crankshaft speed.

    1/8

  • 47

    Hydraulic valve lifters are also known as ____________________ ____________________ lifters.

    zero lash

  • 48

    The running valve clearance of hydraulic valve lifters is ____________________.

    zero

  • 49

    The direction of rotation between a propeller shaft and the crankshaft in an engine using a planetary gear reduction system is ____________________ (the same or opposite).

    the same

  • 50

    An aircraft engine having a planetary gear system using an 80 tooth bell gear driven by the crankshaft and a fixed 62 tooth sun gear will have a gear reduction of __________:1. This is the same as 16:__________.

    1.775, 9

  • 51

    Three types of attachments for a propeller to an aircraft engine crankshaft are: a. ____________________. b. ____________________. c. ____________________.

    tapered, splined, flange

  • 52

    ____________________-type propeller shafts are used on most modern horizontally opposed aircraft engines.

    flange

  • 53

    Indicate what is meant by each letter or number in the following engine designations. R-985 1. R = ____________________. 2. 985 = __________________.

    radial engine