A tightly wound 100 turns coil of radius 10 cm carries a current of 7 A. The magnitude of the magnetic field at the center of the coil is (Take, permeability of free space as 
SI units) [NEET 2024]
Text Solution
Verified by ExpertsThe correct answer is:
C
Given, number of turns 
radius, 
current, 
Magnetic field at the center of a solenoid,
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