What is the correct answer?


Which of the following materials has the poorest electrical conductivity?

A. Carbon

B. Aluminium

C. Silver

D. Stainless steel

Correct Answer :

A. Carbon

Related Questions

'Amortization' in respect of financial obligation of a company means the Out of the following, the lowest packing of atoms exists in __________… A material being tested for endurance strength is subjected to the __________… One face of a furnace wall is at 1030°C and the other face is exposed… Regeneration of molecular sieve requires it to be heated to a temperature… Which of the following is not used as a bearing material? On decreasing the grain size of a polycrystalline material, the property… Wrought iron is not Enzymes belong to the category of The leaching solvent used in Baeyer's process for the purification of… Diffusion co-efficient of a metal in a solid solution depends upon its The pressure outside a bubble/droplet of liquid is __________ the internal… The specific gravity of coal depends mainly on its __________ content. Brinell Hardness Number (BHN) for talc is approximately in the range of Saturated steam at a pressure of 25 kg/cm2 is throttled to attain 5 kg/cm2.… The most commonly used moderator in nuclear power plants is Carbon supply in pack carburising process is in the form of Most of the phosphorous present in the blast furnace burden enters into Limestone addition in the blast furnace is done to flux __________ present… Parallel straight line pattern of temperature distribution for both hot… Unit of surface tension in S.I. unit is Limestone is added in the blast furnace (during pig iron manufacture)… For grinding of softer materials, the grinding wheel should have __________… Maximum permissible sulphur content in steel is __________ percent. The difference in one unit of Rockwell hardness number corresponds to… Which of the following is an unconventional source of energy? The material used for coating the welding electrode is termed as the Pressure exerted by a liquid depends upon its The friction factor for the turbulent fluid flow in a rough pipe does… __________ circuit is most commonly used to measure strain with the help…