lanabarahmeh05 lanabarahmeh05
  • 03-06-2019
  • Physics
contestada

a cylindrical copper rod has resistance r its reformed to half its original length what is its new resistance

Respuesta :

Shin2112 Shin2112
  • 03-06-2019

Answer:

1/2 r

Explanation:

length is directly proportionate to resistance

with shorter length, the resistance is lower

Answer Link

Otras preguntas

Prompt Describe the connection between human activity and environmental changes that occurred from 1900 to the present.
Which element is undergoing oxidation? 1) Ag2) Ag+3) Pb4)Pb+2
What is the area of this composite figure? 10 cm 10 cm 10 cm 16 cm 6 cm 10 cm 1 10 cm 10 cm 96 cm2 160 cm? 208 cm? 256cm2
HELP HELP HELP HELP!!!
1) Find the length of point A(-3,1) and B(2,6). Leave your answer in RADICAL FORM ONLY.
A bicycle ramp used for competitions is a triangular prism. The volume of the ramp is 313.2 cubic feet. Write and solve an equation to find the width of the ram
Can someone help me with these problems S and T
Complete the analogy below.Braces are to teeth as____are to eyesA. contact lensesb. make-upC. nosesd. toothbrush​
Estimating Share Value Using the DCF Model Following are forecasts of Whole Foods sales, net operating profit after tax (NOPAT), and net operating assets (NOA)
how do geologist locate the center of an earthquake? select three.a. they use seismic wavesb. they compare worldwide datac. they collect data from seismographs