The magnetic field strength of a coil is proportional to the current flowing through it. Therefore, increasing the current produces a stronger magnetic field around the wire-wound core.
For a given wire wound core, an increase in current through the coil
Review the verified answer and explanation for this PTS Pakistan Testing Service past-paper question on CampusFin.
Question context
This question is part of 🖥️ Software Engineering within the broader 🖥️ Software Engineering subject and appears in the PTS Pakistan Testing Service preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.