Aeroacoustic Wind Tunnel Quiz

Aeroacoustic Wind Tunnel Quiz

University

29 Qs

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Aeroacoustic Wind Tunnel Quiz

Aeroacoustic Wind Tunnel Quiz

Assessment

Quiz

Professional Development

University

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Created by

Rohit Kumar

Used 1+ times

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29 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Aeroacoustic wind tunnels are primarily designed to study:

Lift and drag coefficients

Noise generated by airflow

Structural vibrations

Engine thrust efficiency

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The settling chamber in an aeroacoustic tunnel helps in:

Accelerating airflow

Removing turbulence and straightening the flow

Generating airflow

Measuring acoustic intensity

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The contraction section of a wind tunnel:

Slows down the airflow

Mixes hot and cold air

Accelerates and smooths the airflow

Filters out particles

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In an aeroacoustic tunnel, acoustic treatment on walls is used to:

Increase noise levels

Reduce echoes and reflections

Increase air pressure

Improve fan performance

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The NASA Icing Research Tunnel (IRT) is located at:

Langley Research Center

Lewis Research Center, Cleveland, Ohio

Ames Research Center

Goddard Space Flight Center

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The NASA IRT was designated as an International Historic Mechanical Engineering Landmark in:

1976

1986

1996

2006

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which feature in the IRT produces supercooled droplets?

Nozzle reservoir

Spray bars with nozzles

Mixing chamber

Conducting pipe

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