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CHAPTER6B

CHAPTER6B

13問 • 2年前

Dorian Pinuellas

問題一覧

1

A greater amount of thrust can be obtained from a turbojet engine if the exhaust gases are discharged from the aircraft at a velocity ___________ (higher or lower) than that at the turbine outlet.

higher

2

Subsonic engines will use a ___________ (converging or C-D) jet nozzle

converging

3

A ___________ (what shape) tail pipe is used on most subsonic aircraft

covergent

4

Supersonic aircraft utilize a _______________ ______________ (what shape) type of tail pipe

converging diverging

5

Turboprop exhaust gases provide ______________ (increased or very little) additional thrust.

very little

6

The three functions of thrust reversers are: a. ______________ b. ______________ c. ______________

Aid in braking and directional control during normal landing and reduce brake maintenance, Provide braking and directional control during emergency landing and balked takeoffs, back an aircraft out of a parking spot

7

A thrust reverser system can provide about _______% of the total braking force under normal conditions.

20

8

There are two types of thrust reversers; ___________ blockage and _______blockage.

mechanical, aerodynamic

9

High bypass turbojets frequently use only _______stream air for reverse thrust.

cold

10

Unmixed exhaust turbofan engines may have both ___________ stream and ___________ stream reversers.

hot, cold

11

Some high bypass engines may only have ___________ (hot or cold) stream reversing.

cold

12

Older engine installations may have ___________ __________ retrofitted in order to reduce noise to acceptable levels.

hush kits

13

The noise generated by a turbofan is ___________ (greater or less) than that generated by a turbojet.

less

CHAPTER 1A

CHAPTER 1A

Dorian Pinuellas · 53問 · 2年前

CHAPTER 1A

CHAPTER 1A

53問 • 2年前

Dorian Pinuellas

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

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

A greater amount of thrust can be obtained from a turbojet engine if the exhaust gases are discharged from the aircraft at a velocity ___________ (higher or lower) than that at the turbine outlet.

higher

2

Subsonic engines will use a ___________ (converging or C-D) jet nozzle

converging

3

A ___________ (what shape) tail pipe is used on most subsonic aircraft

covergent

4

Supersonic aircraft utilize a _______________ ______________ (what shape) type of tail pipe

converging diverging

5

Turboprop exhaust gases provide ______________ (increased or very little) additional thrust.

very little

6

The three functions of thrust reversers are: a. ______________ b. ______________ c. ______________

Aid in braking and directional control during normal landing and reduce brake maintenance, Provide braking and directional control during emergency landing and balked takeoffs, back an aircraft out of a parking spot

7

A thrust reverser system can provide about _______% of the total braking force under normal conditions.

20

8

There are two types of thrust reversers; ___________ blockage and _______blockage.

mechanical, aerodynamic

9

High bypass turbojets frequently use only _______stream air for reverse thrust.

cold

10

Unmixed exhaust turbofan engines may have both ___________ stream and ___________ stream reversers.

hot, cold

11

Some high bypass engines may only have ___________ (hot or cold) stream reversing.

cold

12

Older engine installations may have ___________ __________ retrofitted in order to reduce noise to acceptable levels.

hush kits

13

The noise generated by a turbofan is ___________ (greater or less) than that generated by a turbojet.

less