
 👍 1
 👎 1
posted by Henry 
 👍 4
 👎 1
posted by Henry 
 👍 3
 👎 0
posted by chandradhar
Respond to this Question
Similar Questions

PHYSICS
A wire of initial length Lo and radius rO has a measured resistance of 1.0 ohm. the wire is drawn under tensil stress and to a new uniform radius of 0.25rO. what is the new resistance of the wire? i know the answer is 256 ohm but
asked by nat on February 4, 2008 
Physics
Suppose that you wish to fabricate a uniform wire out of 1 g of copper. (Resistivity = 1.72*10^8 Ohmm, density = 8.94*10^3kg/m^3). If the wire is to have a resistance of R = 0.5 ohm and all of the copper is to be used, how long
asked by John on March 1, 2013 
Physics Resistance
A piece of wire of resistance, R and uniform cross sectional area, A is cut into four equal parts and bundled together to form a thicker wire. The resistance of the bundled wire is: A 16R B 1/4R C 4R D 1/16R It's either 16 or 1/16
asked by Ariana on October 5, 2014 
physics
a wire has a resistance of 6 ohm it is stretched out to a new length which is three times its original length what is the resistance of the longer wire?assume uniform diameter.resistivity and density are constant
asked by mat on February 22, 2016 
Physics
If a Wire Resistance is 10 ohm at 0 DegC and the same wire Resistance becomes 15 ohm at temperature 100 DegC, then at what temperature the wire Resistance will be 30 ohm? Temperature coefficient of the wire material is 0.0047.
asked by SIDDHARTHA on March 17, 2017 
Physics resistance question
A piece of copper wire of resistance R is cut into 10 equal lengths. These parts are connected in parallel. How does the joint resistance of the parallel combination compare with the original resistance of the single wire?
asked by Anonymous on February 21, 2012 
physics
the table below shows the values of the resistance, capcitive reactance and inductive reactance for five RCL circuits. in which circuit will the voltage lead the current? Resistance capacitive inductive reactance reactance a)50
asked by seema on May 2, 2010 
physics
One mile of copper wire has a resistance of 13 Ω. Using the wire to electrically connect two terminals that are half a mile apart, rank the following situations in order of increasing resistance. I. Use the full length of wire.
asked by BOBBY on April 16, 2012 
physics (please check)
A total resistance of 3 ohms is to be producd by combining an unknown resistor R with a 12 ohm resistor. What is the value of R and how is it connected to the 12 ohm resistor a) 4.0 ohm parallel b) 4.0 ohm in series c) 2.4 ohm in
asked by susane on March 28, 2007 
physics
a piece of wire has a resistance of R , it is cut into three pieces of equal length,and the pieces are twisted together parallel to each other. what is the resistance of the resulting wire in terms of R
asked by brad on May 11, 2010