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A solenoid is 1.0 metre long and it has ...

A solenoid is 1.0 metre long and it has 4250 turns. If a current of 5.0 ampere is flowing through it, what is the magnetic field at its centre `[mu_(0)=4pixx10^(-7)"Weber"//amp-m]`

A

`5.4xx10^(-2)"weber"//m^(2)`

B

`2.7xx10^(-2)"weber"//m^(2)`

C

`1.35xx10^(-2)"weber"//m^(2)`

D

`0.675xx10^(-2)"weber"//m^(2)`

Text Solution

Verified by Experts

The correct Answer is:
B
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  12. In a current carrying long solenoid, the field produced does not depen...

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  17. The magnetic field at a distance r from a long wire carryimg current I...

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