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5 June, 01:07

What is the tangential speed of the plane?

A remote-controlled plane has a mass of 0.386 kg and flies in a circle with a radius of 75 m. The centripetal force on the plane is 4.0 N.

11 m/s

28 m/s

45 m/s

784 m/s

+3
Answers (1)
  1. 5 June, 04:23
    0
    Mv^2/r = Fcent0.386 v^2/75 = 4v=root (4x75/0.386) 27.8 and round
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