# PHY

posted by .

Arlene is to walk across a “high wire” strung horizontally between two buildings 10.0 m apart. The sag in the rope when she is at the midpoint is 10.0º as shown in the figure below. If her mass is 50.0 kg, what is the tension in the rope at this point?

• PHY -

2 T sin(Θ) = m g

2 * T * sin(10.0º) = 50.0 * 9.81

## Similar Questions

1. ### physics (forces)

arlene is walking across a "high wire" strung horizontally between 2 buildings 10.0 meters appart. the sag in the rope when she is @ midoint is 10 degrees. her mas is 50.0 kg. what is the tension in the rope
2. ### science

In the system shown in the figure , block A has mass m_A = 2.08 kg, block B has mass m_B = 0.370 kg, and the rope connecting them has a nonzero mass 0.203 kg. The rope has a total length 1.03 m and the pulley has a very small radius. …
3. ### physics ( help)

A large (15kg) holiday decoration is suspended on either side of Hay Street in Perth by two cables stretching between buildings. The length of the first cable is 8m, the second is 6m and the buildings are 12m apart. The 8m rope hangs …
4. ### phsycis

A tight-rope walker walks across a 30.0 m long wire tied between two poles. The center of the wire is displaced vertically downward by 1.0 m when he is half-way across. If the tension in both halves of the wire at this point is 3675 …
5. ### math

A tight-rope walker walks across a 30.0 m long wire tied between two poles. The center of the wire is displaced vertically downward by 1.0 m when he is half-way across. If the tension in both halves of the wire at this point is 3675 …
6. ### ap physics

a rope is strung between two cliffs. A mountain climber weighing 100 kg is halfway across the rope when the rope forms an angle of 45 degrees with the horizontal. The tension in the rope is closest to what value?
7. ### Geometry

Two telephone poles are 60ft. apart, and one of them is 6ft. higher than the other. If the length of the wire between the poles is 61.3 ft., how much wire was allowed for sag?
8. ### Physics

A crazed armadillo with a mass of 60kg stands at the center of a rope which was initially strung horizontally between two poles 50m apart. Its weight causes the rope to sag 1.20m. What is the tension in the rope Solution: 2Tsin(angle) …
9. ### Math - Trig

Two buildings of equal height are 850 feet apart. An observer on the street between the buildings measures the angles of elevation to the tops of the buildings as 29° and 40°. How​ high, to the nearest​ foot, are the​ buildings?
10. ### Maths

There are 2 towers that are each 10m high.Â  A rope that is 15m long is strung between the tops of the towers.Â  At its lowest point the rope sags 2.5m above the ground (see schematic diagram).Â  How far apart are the towers?

More Similar Questions