What will happen to the resistance, when the diameter of the
conductor is doubled?

Answer Posted / subrat

R = ρ * l / A , where R = Resistance ; ρ = Resistivity ; l
= Length ; A = Ar. of cross section.
It increases with the increase in length & reduces with the
increase in cross-sectional area.

Is This Answer Correct ?    3 Yes 1 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What do you understand by the hooke`s coupling. What are its purposes?

679


What is the use for firmer chisel?

628


Why in screw & centrifugal compressor using rolor bearing

1536


what do you mean by turbine droop?

1686


What is the maximum cylinder head temperature of a 1200 KW, 12 cylinders DG set

1527






. What is a magnetic valve of refrigeration system?

1517


Name the different files?

648


What is the specific heat of water?

1410


What is torque converter?

1029


In some engines glycerine is used in place of water for cooling of engine. Why ?

812


how to solved the crictical problems in d. g. set

1569


How a main gate (steel) get support from top whlie slides on the rail fixed on the bottom surface??

1432


Explain the operation of a centrifugal purifier.

1943


how does the lybrinth glands work in sealing a turbine? how exactly turbine sealing is done? principle of it?

1852


Causes of emergency trip of diesel engine

1514