Answer following ques Ine cellier ot the coil is to be the same, the
current that should be passed through the
coil is
l)2i
The magnetic induction at the centre due to
motion ofelecron in first Bohr orbit is B. The
magnetic field due to the motion of electron
in second Bohr orbit at the centre will be.
1)B/64 2)B/32 3)B/16
A wire carrying a current of amperes
