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Refer to figure.
Examine the diagram of the aircraft propeller assembly shown above. Which option accurately indicates the location of the 'chord line'?

  • A

    The letter A

  • B

    The letter C

  • C

    The letter B

  • D

    The letter D

Refer to figure.
The blade chord line is an imaginary straight line connecting the midpoint of the leading edge to the trailing edge, similar to the chord line defined for a wing aerofoil section.

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