Published by:
CGP EDU Academic Team
Published on: September 12, 2026
An infinitely long positively charged straight thread has a linear charge density 
. An electron revolves along a circular path having axis along the length of the wire. The graph that correctly represents the variation of the kinetic energy of electron as a function of radius of circular path from the wire is:
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
C
Electric field E at a distance r due to infinite long wire is 
Force of electron 
This force will provide required centripetal force
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
A charge Q is distributed over two concentric conducting thin spherical shells radii r and . If th…
Ten charges are placed on the circumference of a circle of radius R with constant angular separatio…
Consider two charged metallic spheres S 1 and S 2 of radii R 1 and R 2 , respectively. The electric…
Hydrogen ion and singly ionized helium atom are accelerated, from rest, through the same potential …
If the electric potential at any point (x, y, z)m in space is given by V = 3x 2 volt. The electric …
27 identical drops are charged at 22V each. They combine to form a bigger drop. The potential of th…