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Magnetics question

2023 · 24 Jan · Shift 2 · Q47
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Magnetics question

2023 · 24 Jan · Shift 2 · Q47

JEE MainPhysicsMagneticsMCQ+4 / −1
A long solenoid is formed by winding 70 turns cm −1^{-1}−1. If 2.0 A current flows, then the magnetic field produced inside the solenoid is ‾\underline{\hspace{2cm}}​ (μ0=4π×10−7\mu_0=4\pi\times10^{-7}μ0​=4π×10−7 TmA −1^{-1}−1)
  1. A
    88×10−488\times10^{-4}88×10−4 T
  2. B
    1232×10−41232\times10^{-4}1232×10−4 T
  3. C
    176×10−4176\times10^{-4}176×10−4 T
  4. D
    352×10−4352\times10^{-4}352×10−4 T
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