Physics, asked by seemajadhav, 4 months ago

6 A long straight wire of radius a carries a steady
current I. The current is uniformly distributed across its
cross-section. The ratio of the magnetic field at
a /2 and 2a is

a.1/4
b. 4
c. 1
d.1/2

Answers

Answered by Madankumar808103

2

Answer:

6 A long straight wire of radius a carries a steady

current I. The current is uniformly distributed across its

cross-section. The ratio of the magnetic field at

a /2 and 2a is

a.1/4

b. 4

c. 1

d.1/2

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