Published by:
CGP EDU Academic Team
Published on: August 22, 2026
PART-I PHYSICS
SECTION-A
The fractional change in the magnetic field intensity at a distance ' 
' from centre on the axis of current carrying coil of radius ' 
' to the magnetic field intensity at the centre of the same coil is : (Take 
)
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
D
fractional change in magnetic field 
Note 
[True only if 
]
──────────────────────────────────────────────────────────────────────────────────────────
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 magnitude of vectors and in the given figure are equal. The direction of with -axis will be…
Car B overtakes another car A at a relative speed of . How fast will the image of car appear to m…
Inside a uniform spherical shell:
Two narrow bores of diameter and are joined together to form a U-shaped tube open at both ends. I…
An electric appliance supplies heat to the system. If the system delivers a power of . How long i…
An inductor coil stores of magnetic field energy and dissipates energy at the rate of when a curr…