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

Triangle RST is drawn inside rectangle RSNM. Point T is halfway between points M and N on the rectangle. The length of side RS is 9 in. and the length of side R
Two firms, A and B, each currently dump 20 tons of chemicals into the local river. The government has decided to reduce the pollution and from now on will requi
After European countries industrialized, they started to run out of natural resources which led them to
3. Establezca la diferencia entre el sistema nervioso simpático y parasimpático.
Some vinyl records (let's call them "Oldies") rotate at the rate of 78 rpm (revolutions per minute). The chart below shows revolutions per minute for three diff
Will change in ocean salinity cause a change in climate overall? Why or why not?
Do shrimp follow the Carnegie stages of development?
ABCD is a quadrilateral with vertices at (-2,3), (-1,7), (3,9), and (2,5). Is it a rectangle
Cancers ranks how in causes of death in the United States?
Which phrase best defines “annotated bibliography”? A) a bibliography that is typed on expensive paper with a specified font B) a summary and evaluation of each