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

High-Paying Jobs That Even AI Can’t Replace — Through JEE/NEET

🎯 Hear from the experts why preparing for JEE/NEET today sets you up for future-proof, high-income careers tomorrow.

An Intiative by Sri Chaitanya

1/4

1/8

1/2

answer is B.

(Unlock A.I Detailed Solution for FREE)

Best Courses for You

JEE

NEET

Foundation JEE

Foundation NEET

CBSE

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

courses

No courses found

Result Producing online coaching for JEE/NEET of south India

Largest All India Test Series for JEE/NEET

Best Online Course for IIT JEE

Best Online Course for NEET

Best Online Course for CBSE

Ready to Test Your Skills?

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

Take Free Test

Get Expert Academic Guidance – Connect with a Counselor Today!