Recent content by brriney

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    How Does a Vertical Force Affect the Acceleration of a Two-Block System?

    Yes gravity is a factor
  2. B

    Newton's Laws of Motion on a helicopter

    Homework Statement A 12000- kg helicopter is lifting a 4000- kg truck with an upward acceleration of 0.9 m/s2. Calculate the force the air exerts on the helicopter blades. Homework Equations F = ma The Attempt at a Solution I have no idea! Please help!
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    How Does a Vertical Force Affect the Acceleration of a Two-Block System?

    Homework Statement Two blocks m1 = 8.5 kg and m2 = 4.0 kg are connected by a homogeneous rope that has a mass of mr = 1.14 kg. A constant vertical force, F = 180.4 N, is applied to the upper block. What is the magnitude of the acceleration of the system? Homework Equations F=ma The...