Join the Most Relevant JEE Main 2025 Test Series & get 99+ percentile! Join Now
Open MARKS Web Download App
Search any question & find its solution
Question: Answered & Verified by Expert
In moving coil galvanometer, strong horse shoe magnet of concave shaped pole pieces is used to
PhysicsCurrent ElectricityMHT CETMHT CET 2019 (02 May Shift 1)
Options:
  • A increase space for rotation of coil
  • B reduce weight of galvanometer
  • C produce magnetic field which is parallel to plane of coil at any position
  • D make magnetic induction weakat the centre
Solution:
2488 Upvotes Verified Answer
The correct answer is: produce magnetic field which is parallel to plane of coil at any position
Inside galvanometer
τ→=M→×B→=MBsinθ
To make θ = 90o; Horse shoe magnet is used

Looking for more such questions to practice?

Download the MARKS App - The ultimate prep app for IIT JEE & NEET with chapter-wise PYQs, revision notes, formula sheets, custom tests & much more.

Use on iOS or Desktop Download from Google Play