The adjacent figure shows the cross-section of a long rod with its length perpendicular to the plane of the paper. It carries constant current flowing along its length. 
and B 4 respectively, represent the magnetic fields due to the current in the rod at points 
and 4 lying at different separations from the center O, as shown in the figure. Which of the following shall hold true?
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
D
The given figure is shown below
Magnetic field outside the long rod,
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 particle moving in circular path of radius R produces magnetic field B at the center of ci…
If two charged particles having equal charges and masses enter in a uniform magnetic field with dif…
A charge particle enters in a uniform magnetic field B with speed v 0 . After time t, its velocity …
A charge particle is projected in a magnetic field . If magnetic force acting on the particle is …
A charge particle enters a uniform magnetic field with some speed, then its
A semicircular conducting wire is placed in a uniform magnetic field of strength 2 T, such that the…