Two long parallel wires are separated by a distance of 
. The force per unit length that each wire exerts on the other is 
and the wires repel each other. The current in one wire is 
. What is the current in the second wire? (Take 
SI unit)
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
D
Given, Force per unit length 
and the need to determine 
As we know that,
, where 
Prepare Smarter with CGP Edu
Get practice questions, solutions, and test series in one place.
Write a Review
Share your experience with this question and solution.
Commentary
Send your comment, doubt, correction, or feedback to admin.
Similar Questions
Explore conceptually related problems
The distance moved by a charged particle along the magnetic field (the component of velocity is par…
If ' ' is electric charge, is magnetic field, ' ' is the dee radius and ' ' is the mass of ions…
A charged particle when enters a uniform magnetic field moves in a helical path. If its angular vel…
The magnetic force is
A charge ' ' moves with a velocity along -axis in a uniform magnetic field , then charge will e…
An observer at rest experiences an electric field due to a static charge. Later he starts moving aw…