Monday
March 30, 2015

Homework Help: Physics

Posted by Aj on Wednesday, October 31, 2012 at 6:35pm.

A wire with a circular cross section and a resistance R is lengthened to 3.77 times its original length by pulling it through a small hole. After being pulled through the hole, the total volume of the wire is unchanged.
Find the resistance of the wire after it is stretched. Answer in units of R.

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

physics - Problem: A long cylinder of diameter 2a has a charge per unit length, ...
Physics!! Help!!!!! - A wire of length L and cross-sectional area A has ...
Physics - A small block with a mass of m = 0.120 kg is attached to a cord ...
College Physics - A wire P has resistance R. If the wire is stretched and its ...
Integrals/Related Rates(?)/Volume - Fluid is flowing in a tube that has a radius...
Physics - A mass of 0.475 kg, on a frictionless table, is attached to a string ...
physics - A spherical shell of uniform charge density σ has a circular hole...
Physics - A small block on a frictionless horizontal surface has a mass of 2.50...
physics - An open tank holds water 1.25 m deep. If a small hole of cross ...
chemistry - A large cylinder of helium had a small hole through which the ...

Members