physics

posted by .

A 2.1 kg ball tied to a string fixed to the ceiling is pulled to one side by a force to an angle of è = 26.6
how large is F?
tension of string?
before it was released

  • physics -

    Tsinα=F
    Tcosα=mg

    F=mg•tanα
    T=mg/cosα

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. physics

    A string is hanging from the rearview mirror of you car and a ball is at the end of this string. Suppose that your drive around a circular track at fixed speed. Which list below gives all the forces that act on the ball?
  2. Physics

    A ball is tied to one end of a string. The other end of the string is held fixed. The ball is set moving around a vertical circle without friction, and with speed vi = (Rg)1/2. At what angle from the bottom should the string be cut …
  3. Physics

    A 8.0×10−2- toy airplane is tied to the ceiling with a string. When the airplane's motor is started, it moves with a constant speed of 1.30 in a horizontal circle of radius 0.49 , as illustrated in the figure . Find the angle …
  4. Physics

    A 2.3 kg ball tied to a string fixed to the ceiling is pulled to one side by a force Farrowbold to an angle of θ = 26.4°. Just before the ball is released and allowed to swing back and forth, how large is the force Farrowbold …
  5. Physics

    A 2.3 kg ball tied to a string fixed to the ceiling is pulled to one side by a force Farrowbold to an angle of θ = 26.4°. Just before the ball is released and allowed to swing back and forth, how large is the force Farrowbold …
  6. Physics

    A 2.3 kg ball tied to a string fixed to the ceiling is pulled to one side by a force Farrowbold to an angle of θ = 26.4°. Just before the ball is released and allowed to swing back and forth, how large is the force Farrowbold …
  7. phyics

    A simple pendulum is made from a 0.781-m-long string and a small ball attached to its free end. The ball is pulled to one side through a small angle and then released from rest. After the ball is released, how much time elapses before …
  8. Physics

    A powered model airplane of mass 1.7 kg is tied to a ceiling with string and allowed to fly at speed 0.21 m/s in a circular path of radius 0.86 m while suspended by the string which makes a constant angle with respect to the vertical. …
  9. Science

    A uniform metal ball (mass m) is tied to the end of a string (massless, length L). The other end of the string is fixed. The ball is moving in a vertical circle centered at the fixed end of the string. Suppose the velocity of the ball …
  10. physics

    A small 0.18 kg metal ball is tied to a very light (essentially massless) string that is 0.8 m long. The string is attached to the ceiling so as to form a pendulum. The pendulum is set into motion by releasing it from rest at an angle …

More Similar Questions