Question

State three ways of increasing the magnetic strength of solenoid

Answer 1

Dear Student,

Magnetic Field inside the solenoid is give by
$B={\mu }_{0}nI$ where n is number of turns per unit length and I is current.
Three ways of increasing B is (i) Increase 'n' (ii) Increasing I. (iii) Increasing µ by introducing a soft iron core.

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