Explain how the rotation of blades at the the top of the helicopter enables it to take off.

      

Explain how the rotation of blades at the the top of the helicopter enables it to take off.

  

Answers


Chrispoh
The rotation of the blades increases the velocity of the air above the helicopter reducing the pressure under it due to low velocity. This pressure difference exerted of the surface of the helicopter produces a lift force and thus takes off.
chrispohmomanyi answered the question on September 27, 2017 at 07:59


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