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A solenoid of 1000 turns is wound uniformly on a glass tube `50cm` long and `10cm` diameter. The strength of magentic field at the centre of solenoid

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A solenoid of 1000 turns is wound uniformly on a glass tube `50cm` long and `10cm` diameter. The strength of magentic field at the centre of solenoid when a current of `0.1A`. Flows through it is
A. `100 A//m`
B. `200A//m`
C. `400A//m`
D. `50 A//m`
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1 Answer

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by (84.6k points)
Correct Answer - B
`H=ni`
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