Physics

A horizontal rope is tied to a 45.0kg box on frictionless ice. What is the tension in the rope if:

A) The box is at rest?
B) The box moves at a steady vx = 4.40m/s ?
C) The box vx = 4.40m/s and ax = 4.60m/s2 ?

  1. 👍
  2. 👎
  3. 👁
  1. f=ma

    a. zero, acceleration is zero
    b.zero, acceleration iszero
    c. tension=45*4.6

    1. 👍
    2. 👎
  2. 24N

    1. 👍
    2. 👎
  3. zero

    1. 👍
    2. 👎
  4. 0
    2
    5

    1. 👍
    2. 👎

Respond to this Question

First Name

Your Response

Similar Questions

  1. physics

    Boxes A and B are connected to each end of a light vertical rope. A constant upward force F = 80.0 N is applied to box A. Starting from rest, box B descends 12.0 m in 4.00 s. The tension in the rope connecting the two boxes is

  2. Physics

    Christian is making a Tyrolean traverse. That is, he traverses a chasm by stringing a rope between a tree on one side of the chasm and a tree on the opposite side, 25 m away. The rope must sag sufficiently so it won't break.

  3. physics

    A mass hangs on the end of a massless rope. The pendulum is held horizontal and released from rest. When the mass reaches the bottom of its path it is moving at a speed v = 2.3 m/s and the tension in the rope is T = 22.4 N. 1.

  4. physics

    A large box of mass M is pulled across a horizontal, frictionless surface by a horizontal rope with tension T. A small box of mass m sits on top of the large box. The coefficients of static and kinetic friction between the two

  1. physics

    A heavy box is pulled across a wooden floor with a rope. The rope forms an angle of 60.0o with the floor. A tension of 80.0N is maintained on the rope. What are the horizontal and vertical components of the force?

  2. physics

    a girl is using a rope to pull a box that weighs 300N across a level surface with constant velocity. the rope makes an angle of 30 degree above the horizontal and the tension in the rope is 100N. What is the normal force of the

  3. physics

    a box with mass 20kg rests on a frictionless ramp with a 15degree slope. a mover pulls up on a rope attached to the box to pull it up the incline. if the rope makes a 40 degree angle with the horizontal, what's the smallest force

  4. Physics

    A 6.0kg box is on a frictionless 45∘ slope and is connected via a massless string over a massless, frictionless pulley to a hanging 2.4kg weight. What is the tension in the string if the 6.0kg box is held in place, so that it

  1. Physics

    A 500kg piano is being lowered into position by a crane while to people steady it with ropes pulling to the sides.Bob's rope pulls to the left, 15' below the horizontal, with 500N of tension.Ellen's rope pulls toward the right,

  2. physics

    three identical blocks are pulled on a horizontal frictionless surface. if the tension in the rope held by the habd is 30N what is the tension in the other ropes?

  3. multivariable calc with some high school physics

    A horizontal clothesline is tied between 2 poles, 12 meters apart. When a mass of 5 kilograms is tied to the middle of the clothesline, it sags a distance of 1 meters. What is the magnitude of the tension on the ends of the

  4. Physics (Work Problem)

    A 25kg box is pulled across a frictionless floor by a rope that is inclined 30 degrees above horizontal. The tension in the rope is 50N. How much work is done by the force in moving the crate 10 meters? If the box started at rest,

You can view more similar questions or ask a new question.