7. The strength of magnetic field inside a long current carrying straight solenoid is
(a) more at the ends at the centre (b) minimum in the middle
(c) same at all points (d) found to increase from one end to the other
Answers
Answered by
2
Answer:
(C) Same at all points
Answered by
0
Answer:
it is maximum at the centre
Explanation:
see, using amperes circuital law , choose a rectangular closed path.
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