![electromagnetic - Can I increase range of a near field magnetic inductor from 10cm to 100cm by increasing radius of ferrite rod coil by 30 times? - Electrical Engineering Stack Exchange electromagnetic - Can I increase range of a near field magnetic inductor from 10cm to 100cm by increasing radius of ferrite rod coil by 30 times? - Electrical Engineering Stack Exchange](https://i.imgur.com/vncEeeS.png)
electromagnetic - Can I increase range of a near field magnetic inductor from 10cm to 100cm by increasing radius of ferrite rod coil by 30 times? - Electrical Engineering Stack Exchange
Establish the formula for intensity of magnetic field at the centre of a current carrying circular coil.
![Please explain what is amplitude of magnetic field intensity and how we get its formula - Physics - - 16236665 | Meritnation.com Please explain what is amplitude of magnetic field intensity and how we get its formula - Physics - - 16236665 | Meritnation.com](https://s3mn.mnimgs.com/img/shared/content_ck_images/ck_5fa79b643ff36.png)
Please explain what is amplitude of magnetic field intensity and how we get its formula - Physics - - 16236665 | Meritnation.com
![Electrical Engineering - what is the Magnetic Field Intensity (H) due to a Thin Straight Line of Current of Infinite Length Electrical Engineering - what is the Magnetic Field Intensity (H) due to a Thin Straight Line of Current of Infinite Length](http://engineeringslab.com/tutorial_electrical/images2/1932-2croppercapture2.jpg)