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A current of 2 A flows in an air core so...

A current of 2 A flows in an air core solenoid of length 1 m and number of turns 1000. What is the magnetic flux density inside the solenoid?

A

`8pi xx 10^(-5)T`

B

`8pi xx 10^(-4)T`

C

`4pi xx 10^(-4)T`

D

`3pi xx 10^(-4)T`

Text Solution

Verified by Experts

The correct Answer is:
B
`B=mu_0nI=4pixx10^(-7)xx10^(3)x2=8pixx10^(-4)T`
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