Question

Choose the correct option
The magnetic field inside a long straight solenoid-carrying current
(a)
is zero.
(b) decreases as we move towards its end.
(c)
increases as we move towards its end.
(d)
is the same at all points.​

Answer 1

Answer:

increase as we move towards it's end

Answer 2

Answer:

The magnetic field inside a long straight solenoid carrying current is the same at all points.

Explanation:

It is because the lines are completely parallel to each other.