Question

which will be the right option and why​

Answer 1

Answer:

Inside Long & thin Solenoid Magnetic Field is almost Uniform

Ans 4

See NCERT class 12 Physics

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Answer 2

Answer:

d ) it is same at all points

Explanation:

Inside a solenoid it's same but when we are talking about outside it, it is maximum near the ends as the magnetic field lines at accommodated there and we know that inside a solenoid all these lines are parallel to each other.

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