Airfoil Characteristics Online Exam Quiz

Airfoil Characteristics GK Quiz. Question and Answers related to Airfoil Characteristics. MCQ (Multiple Choice Questions with answers about Airfoil Characteristics

Define drag curve.

Options

A : Drag will increase rapidly at particular degree of angle of attack and overcomes the lift curve at particular degree of angle of attack

B : Drag curve will decrease at particular degree of angle of attack and lift curve increasing at particular degree of angle of attack

C : Drag curve remains constant and lift curve will be increasing

D : Lift curve remains constant and drag curve will be increasing

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How propeller creates a thrust force?

Options

A : With transmitted power

B : With own power

C : With the existing power

D : With supplied power

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Is airfoil can be characterized by the relation between the angle of attack, lift coefficient and drag coefficient?

Options

A : TRUE

B : FALSE

C : -

D : -

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Is airfoil shape similar to blades of the propeller?

Options

A : TRUE

B : FALSE

C : -

D : -

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Is axial compressor is a compressor that can continuously pressurize gasses?

Options

A : TRUE

B : FALSE

C : -

D : -

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Is lift to drag ratio, maximum at zero degrees angle of attack?

Options

A : FALSE

B : TRUE

C : -

D : -

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Is shape of the airfoil depends on thickness?

Options

A : TRUE

B : FALSE

C : -

D : -

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Purpose of camber in an airfoil is __

Options

A : to increase maximum drag

B : to increase maximum lift

C : to decrease maximum lift

D : to decrease maximum drag

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Turbine blades are used to extract energy from the high temperatures.

Options

A : FALSE

B : TRUE

C : -

D : -

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What is a chord?

Options

A : Distance between leading edge and chord

B : Distance between chord and chamber

C : Distance between leading edge and trailing edge

D : Distance between trailing edge and chord

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