Wire is drawn under tensile stress to new uniform radius

Assignment Help Physics
Reference no: EM13648449

A wire of initial length L0 and radiusr0 has a measured resistance of 4.0 . The wire is drawn under tensile stress to a new uniform radius of r =0.50r0. What is the new resistance of the wire?

Reference no: EM13648449

Questions Cloud

What was its average angular acceleration : After fixing a flat tire on a bicycle you give the wheel aspin. what was its average angular acceleration
Assume that the sun is mostly composed of hydrogen : The mass of the sun is 2.0x1030 Kg and the mass ofa hydogen atom is 1.67x10-27 Kg. If we assume that the sun is mostly composed of hydrogen, how many atoms are there in the sun?
How does it fit with ciceros position : What does Cicero mean by "if only Ennius and I could agree on what constitutes ‘a good turn'" and how does it fit with Cicero's position in Book 3?
Define the rate constant for the reaction at 25.0 degrees c : In a study of alcohol dehydrogenase on alcohol at25.0 degrees Celcius, the concentration of ethanol in a first order reaction decreases from 15.0mmol/L to 5-0mmol/L in 2.5*10^4s. What is the rate constant for the reaction at 25.0 degrees C
Wire is drawn under tensile stress to new uniform radius : A wire of initial length L0 and radiusr0 has a measured resistance of 4.0 . The wire is drawn under tensile stress to a new uniform radius of r =0.50r0. What is the new resistance of the wire?
Evaluate what is the unknown wavelength : In a double-slit experiment, two parallel slits are illuminatedfirst by light of wavelength 464 nm, and then bylight of unknown wavelength. What is the unknown wavelength
Story of roman consul quintus scaevola : What does Cicero mean by "if only Ennius and I could agree on what constitutes ‘a good turn'" and how does it fit with Cicero's position in Book 3?
State how much calcium hydride needed to produce hydrogen : cah2 + 2h2o --> 2h2 + ca(oh)2, how many grams of calcium hydride are needed to produce 1.0L of hydrogen gas, collected over water at 26 celsius and 760 torr total pressure.
Determine the angular position of the first bright fringe : In a double-slit experiment, slits separated by1.210e-4 m are illuminated by a coherent571 nm light source. What is the angular position of the firstbright fringe

Reviews

Write a Review

Physics Questions & Answers

  Determine how deep is the ocean

A geological survey ship mapping the floor of the ocean sends sound pulses down from the surface and measures the time taken for the echo to return. How deep is the ocean at a point where the echo time (down and back) is 7.07 s

  A 4 kg box is pushed up a frictionless 30 degree incline

a 4 kg box is pushed up a frictionless 30 degree incline with a force of 40n. this 40 n force is parallel to the

  If the maximum acceleration it experiences over the course

a mass oscillates on a horizontal frictionless surface as a result of being attached to a spring with k25 nm. it is

  How many pennies can be placed in the racquetball boat

A racquetball with a diameter of 5.6 cm and a mass of 42 g is cut in half to make a boat for American pennies made after 1982. How many pennies can be placed in the racquetball boat without sinking it

  Magnetic field of an electromagnetic wave has a peak value

The magnetic field of an electromagnetic wave has a peak value of 5.0 × 10-10 T. What is the intensity of the wave? (c = 3.0 x 108 m/s, c = 3.00 × 108 m/s, ?0 = 4? × 10-7 T ? m/A, u0 = 8.85 × 10-12 C2/N ? m2)

  A third charge of 4q is located on the x axis at such a

a charge of q is located at the origin while an identical charge is located on the x axis at x 0.60 m. a third charge

  Illustrate what is the tension in the string

A 5.8 box is on a frictionless 39 slope and is connected via a massless string over a massless, frictionless pulley to a hanging 1.9 weight. Illustrate what is the tension in the string once the box begins to move?

  Find is she nearsighted or farsighted

A person can see clearly up close, but cannot focus on objects beyond 82.0cm . She opts for contact lenses to correct her vision. Is she nearsighted or farsighted

  What is the dnas spring constant

Stretching DNA. With its double-helix structure, DNA is coiled like a spring. What's the DNA's spring constant

  Find therest energy and the speed of the new particle

Two particles collide and stick together to form a new particle.First particle has a rest energy E0 and a kinetic energy 2E0.Second particle is stationary and has a rest energy 2Eo. Find therest energy and the speed of the new particle.

  Q1 a guitar string is 75 cm long and has a mass of 38 g

q1. a guitar string is 75 cm long and has a mass of 3.8 g. from the bridge to the support post l is 60 cm and the

  A student using a resonance tube determines the three

a student using a resonance tube determines the three resonances occus at distances of l1 0.172m l20.529m l30.884m

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