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A solenoid of 1200 turns is wound uniformly in a single layer on a glass tube 2m long and 0.2 m in diameter. The magneti…

Q1

A solenoid of 1200 turns is wound uniformly in a single layer on a glass tube 2m long and 0.2 m in diameter. The magnetic intensity at the center of the solenoid when a current of 2A flows through it is:

[JEE Main 2023, 25 Jan (Shift 1)]

a

\(1.2\times {10}^{3}\text{A}{\text{m}}^{−1}\)

b

\(1\mathrm{A}{\mathrm{m}}^{-1}\)

c

\(2.4\times {10}^{3}\text{A}{\text{m}}^{−1}\)

d

\(2.4\times {10}^{−3}\text{A}{\text{m}}^{−1}\)

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