CPL PoF Drag Revision 2

CPL PoF Drag Revision 2

Professional Development

18 Qs

quiz-placeholder

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CPL PoF Drag Revision 2

CPL PoF Drag Revision 2

Assessment

Quiz

Specialty, Other

Professional Development

Easy

Created by

Needs Remedial

Used 94+ times

FREE Resource

18 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Skin friction drag is caused by

Sheer stress between successive layer of air

The mixing between converging airflows at the junction of various aircraft surfaces

The pressure differential between the forward are rear facing surfaces

Wingtip vortices

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Interference drag is caused by:

The pressure differential between the forward and rear facing surfaces

The shear stress between successive layers of air

The mixing between converging airflows at the junctions of various aircraft surfaces

Wingtip vortices

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Form drag is caused by:

The shear stress between successive layers of air

The pressure differential between the forward and rear facing surfaces

Wingtip vortices

The mixing between converging airflows at the junctions of various aircraft surfaces

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of drag does streamlining reduce

Induced

Form

Skin friction

Interference

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does streamlining reduce drag

By increasing the pressure differential between forward and rear facing surfaces

By decreasing the pressure differential between the forward and rear facing surfaces

By increasing the pressure differential between the upper and lower surfaces

By decreasing the pressure differential between the upper and lower surfaces

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following would be used to reduce interference drag?

Winglets

Flush riveting

Flying faster

Filleting

7.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

By increasing an aircrafts speed you would (Select all that apply)

Increase form drag

Increase interference drag

Increase induced drag

Decrease skin friction drag

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