What is fractional increase in their length due to weight

Assignment Help Physics
Reference no: EM13542476

A 45- traffic light is suspended from two steel cables of equal length and radii 0.58 . If each cable makes a 15 angle with the horizontal, what is the fractional increase in their length due to the weight of the light?

Reference no: EM13542476

Questions Cloud

What is the shear modulus of the material : In lab tests on a 9.25cm cube of a certain material, a force of 1375N directed at 8.50degree to the cube, as shown in the figure, causes the cube to deform through an angle of 1.24 degree. What is the shear modulus of the material?
Man standing on a spring scale in an elevator : Consider a 80.0-kg man standing on a spring scale in an elevator. Starting from rest, the elevator ascends, attaining its maximum speed of 1.46 m/s in 0.550 s. It travels with this constant speed for the next 5.00 s. The elevator then undergoes a ..
Magnitude of the tension in the string between blocks : Three identical blocks connected by ideal strings are being pulled along a horizontal frictionless surface by a horizontal force F_vec The magnitude of the tension in the string between blocks B and C is T = 3.00{\rm N} . Assume that each block ha..
Five case - answer the questions : What safeguards can The Big Corporation develop to provide physical security for its ( a) computer equipment, ( b) data, and ( c) data processing center facilities?
What is fractional increase in their length due to weight : A 45- traffic light is suspended from two steel cables of equal length and radii 0.58 . If each cable makes a 15 angle with the horizontal, what is the fractional increase in their length due to the weight of the light?
Calculate the weight of the rod : On a part-time job, you are asked to bring a cylindrical iron rod of density 7800 , length 91.1 and diameter 2.45 from a storage room to a machinist. Calculate the weight of the rod, . The acceleration due to gravity, = 9.81 .
Determine the shear modulus of the eraser material : A cylindrical eraser of negligible mass is dragged across a paper at a constant velocity to the right by its pencil. The coefficient of kinetic friction between eraser and paper is 0.650. The pencil pushes down with 3.70 .
What is the melting temperature of lead in kelvin : A constant volume gas thermometer is used to measure the melting point of lead. The ratio of the measured pressure at this temperature to that at the triple point of water is 2.1982. What is the melting temperature of lead in Kelvin.
What is the magnetic dipole moment of each cobalt atom : Cobalt has a saturation magnetization of 1.4 times 106 A/m, and an atomic volume of 6.7 cm3/mole. (a) What is the magnetic dipole moment of each cobalt atom in Bohr magnetons?

Reviews

Write a Review

Physics Questions & Answers

  Find its youngs modulus

For safety in climbing, a mountaineer uses a nylon rope that is 60 m long and 1.0 cm in diameter. Find its Young's modulus

  Find the angular speed as a function of time

A ball of mass 0.3 kg at the end of a rigid rod is undergoing circular motion in a circle of radius 0.5 m. Find the angular speed as a function of time

  Calculate the root-mean-square speed of protons

Protons can escape from the surface of the sun if their kinetic energy is sufficient to overcome the gravitational potential energy. a) Calculate the minimum speed necessary for escape

  Explain how long does it take the engine to lift the crate

Explain how long does it take the engine to lift the crate a vertical distance of 18.7 m? Friction in the system is negligible.Please provide step-by-step method to solving the problem.

  What rate is the earth losing heat via conduction?

Geologists measure conductive heat flow out of the earth by drilling holes (a few hundred meters deep) and measuring the temperature as a function of depth, what rate is the earth losing heat via conduction?

  Find the average total power radiated by the bulb

If the rms electric field of this light is 18.0N/C at a distance of 1.50m from the bulb, what is the average total power radiated by the bulb

  What is the angle of his final position relative to island

In an attempt to escape his island, Gilligan builds a raft and sets to sea. The wind shifts a great deal during the day, What is the angle of his final position relative to the island

  Astronaut aged relative to those people remaining on earth

An astronaut travels to the nearest start system. 10 light years away, and returns at a speed of 0.5c. How much has the astronaut aged relative to those people remaining on Earth?

  How far is it from your eyes to the image of your toes

It is 156 cm from your eyes to your toes. You're standing 212 cm in front of a tall mirror. How far is it from your eyes to the image of your toes

  Calculate the angular magnification

A lens of focal length +1.25 cm is used as a simple magnifier by holding outside the eye. what is the angular magnification

  What is proton final kinetic energy

A car takes 11 s to go from v = 0 to v = 75 m/s at approximately constant acceleration. If you wish to find the distance travelled using equation d = 1/2 at2, what value should you use for a.

  Makeshift child''s swing- child''s weight, magnitude of force

Makeshift child's swing: Child's weight, magnitude of force, maximum angle, A makeshift swing is constructed by making a loop in one end of a rope and tying the other end to a tree limb.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd