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

User Account

All Pages