Exam Question
A wooden ring having a mean diameter of 200 mm and a cross-sectional area of 400mm² is wound uniformly with a coil of 300 turns. If the current passed through the coil is 5A calculate the value of flux produced in the coil. (16)
Class 4 (4th Engineer)
MET
📅 Oct 2025
Reference Answer
### Objective
To calculate the value of magnetic flux (Φ) produced in a coil uniformly wound on a wooden ring, given its dimensions, number of turns, and the current passing through it.
### Fundamental Principles
This problem involves the application of fundamental electromagnetic principles for a toroidal coil (a coil wound on a ring-shaped core).
To calculate the value of magnetic flux (Φ) produced in a coil uniformly wound on a wooden ring, given its dimensions, number of turns, and the current passing through it.
### Fundamental Principles
This problem involves the application of fundamental electromagnetic principles for a toroidal coil (a coil wound on a ring-shaped core).
Full answer on MeoMock — surveyor-grade reference answers for 7,000+ written exam questions.
Prepare on Android — MeoMock on Google Play