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Current flowing through a long solenoid is varied. Then, magnetic flux density of the magnetic…
Current flowing through a long solenoid is varied. Then, magnetic flux density of the magnetic field inside it varies:
- (a)inversely with $I$
- (b)inversely with $I^2$
- (c)directly with $I$
- (d)directly with $I^2$
Answer
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From ISC 2018 Specimen Physics Paper 1, question 1(A)(ii).