Q. Consider the following statements:
1.Superconductivity is the ability of a material to resist the flow of current through it.
2.Solid mercury offers no resistance to the flow of electric current at the threshold temperature..
Select the correct statements using the codes given below:

[A] 1 only

[B] 2 only

[C] Both 1 and 2

[D] Neither 1 nor 2

Answer: B
Notes:

Statement 1 is incorrect. Superconductivity is the ability of a material to conduct electricity without any resistance.

Statement 2 is correct. Solid mercury offers no resistance to the flow of electric current at the threshold temperature.

Source: ForumIAS