Statement 1: A current I flows along the length of an infinitely long straight and thin walled pipe. Then the magnetic field at any point inside the pipe is zero.

Statement 2: $\oint \overrightarrow{\mathrm{B}}.\mathrm{d}\overrightarrow{\mathrm{l}}={\mathrm{\mu }}_0\mathrm{I}$

• A

  Both statements 1 and 2 are correct

• B

  Statement 1 is correct statement 2 is incorrect

• C

  Statement 1 is incorrect statement 2 is correct

• D

  Both statements 1 and 2 are incorrect