Two coils have self inductance L₁ = 4mH and L₂ = 1 mH. The currents in the coils are increased at the same rate. At a certain instant of time both coils are given the same power. If I₁ and I₂ are the currents in the two coils at that instant of time respectively then the value of (I₁/I₂) is

see full answer

Talk to JEE/NEET 2025 Toppers - Learn What Actually Works!

Real Strategies. Real People. Real Success Stories - Just 1 call away

An Intiative by Sri Chaitanya

1/8

1/4

1/2

answer is B.

(Unlock A.I Detailed Solution for FREE)

Ready to Test Your Skills?

Check your Performance Today with our Free Mock Test used by Toppers!

Take Free Test

Detailed Solution

$\begin{array}{l} p = Ei; p = - L \frac{di}{dt} i; p = const, \frac{di}{dt} = Const \\ L \propto \frac{1}{i} \Rightarrow \frac{i_{1}}{i_{2}} = \frac{L_{2}}{L_{1}} = \frac{1}{4} \end{array}$

Watch 3-min video & get full concept clarity

Result Producing online coaching for JEE/NEET of south India

Largest All India Test Series for JEE/NEET

Best Books for IIT JEE

Best Books for NEET

How to Join IIT after 10th

Best Courses for You

JEE

NEET

Foundation JEE

Foundation NEET

CBSE

Get Expert Academic Guidance – Connect with a Counselor Today!