When a certain length of wire is turned into one circular Loop, the magnetic induction at the centre of coil due to some current flowing is B
0 . If the same wire is turned into three Loops to make a circular coil, the magnetic induction at the centre of this coil for the
Options:
(a) B0
(b) 9 B0
(c) 3 B0
(d) 27 B0