There is 900 mA of current through a wire with 40 turns. What is the reluctance of the circuit if theflux is 400 Wb?
Reluctance ℜ = NI/Φ. Using the source's intended flux unit/value gives the listed result 90,000 At/Wb; the printed flux value appears to have a missing met
Review this question in context
This page is part of There is 900 mA of current through a wire with 40 turns. What is the reluctance of the circuit if theflux is 400 Wb? on MCQ Campus. Read the question carefully, choose an answer before checking the explanation, and use the related category, paper, job or exam-year links to understand where the question belongs in your wider preparation.
Build stronger recall
A useful revision method is to answer from memory first, then compare your choice with the correct answer and explanation. If the question is linked to more than one paper or job year, review those related pages as well because repeated concepts can be useful signals when planning revision.
Continue with related MCQs
Use the related links below to practise more questions from the same subject or exam path. Moving between a question, its category and its past-paper hierarchy creates a clearer study trail than practising isolated questions without context.