A long solenoid has 800 turns per metre length of solenoid A currentof 1.6 A flow through it. The magnetic induction at the end of the solenoid on its

Question

A long solenoid has 800 turns per metre length of solenoid A currentof 1.6 A flow through it. The magnetic induction at the end of the solenoid on its

A long solenoid has 800 turns per metre length of solenoid A currentof 1.6 A flow through it. The magnetic induction at the end of the solenoid on its axis is
A. `16xx10^-4T`
B. `8xx10^-4T`
C. `32xx10^-4T`
D. `4xx10^-4T`

Monjur Alahi

5 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - B
`B =(mu_0n I)/(2)`
`B=(4pixx10^-7xx800xx1.6)/(2)=8.10^-4 T`

5 views Answered 2023-02-05 15:29