Join the Most Relevant JEE Main 2025 Test Series & get 99+ percentile! Join Now
Search any question & find its solution
Question: Answered & Verified by Expert
A galvanometer has a deflection of 25 divisions for a current of 0.1 A flowing through it. Then the current sensitivity of the galvanometer is
PhysicsMagnetic Effects of CurrentAP EAMCETAP EAMCET 2023 (16 May Shift 2)
Options:
  • A $25 \mathrm{div} / \mathrm{A}$
  • B $250 \operatorname{div} / \mathrm{A}$
  • C $2.5 \mathrm{div} / \mathrm{A}$
  • D $0.25 \mathrm{div} / \mathrm{A}$
Solution:
2625 Upvotes Verified Answer
The correct answer is: $250 \operatorname{div} / \mathrm{A}$
Current sensitivity, $\mathrm{I}_{\mathrm{S}}=\frac{\mathrm{NBA}}{\mathrm{k}}$ $=\frac{25}{0.1}=250 \mathrm{div} / \mathrm{A}$

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.