force between two identical short bar magnets whose centers are r metres apart is 4.8 Newton when their axis are in the same line if the seperation is increased to 2r metre
23.The force between two magnetic poles is F in air. If the pole strength of first pole is doubled, that of second pole is tripled and the distance between the poles is
![Force between two identical bar magnets whose centres are r metre apart is 4.8 N, when their axes are in the same line. If separation is increased to 2r, the force between Force between two identical bar magnets whose centres are r metre apart is 4.8 N, when their axes are in the same line. If separation is increased to 2r, the force between](https://d10lpgp6xz60nq.cloudfront.net/ss/web/300062.jpg)
Force between two identical bar magnets whose centres are r metre apart is 4.8 N, when their axes are in the same line. If separation is increased to 2r, the force between
![Calculate the force acting between two magnets of length 15cm each and pole strength 80Am each when the separation between their north poles is 10cm and that between south poles is 40cm. Calculate the force acting between two magnets of length 15cm each and pole strength 80Am each when the separation between their north poles is 10cm and that between south poles is 40cm.](https://d10lpgp6xz60nq.cloudfront.net/ss/web/280286.jpg)
Calculate the force acting between two magnets of length 15cm each and pole strength 80Am each when the separation between their north poles is 10cm and that between south poles is 40cm.
![Pull force / magnetic force calculation between two disc magnets (Neodymium disc magnet, Samarium disc magnet, Alnico disc magnet, ferrite disc magnet) Pull force / magnetic force calculation between two disc magnets (Neodymium disc magnet, Samarium disc magnet, Alnico disc magnet, ferrite disc magnet)](http://www.cy-magnetics.com/two-disk-Attraction.png)
Pull force / magnetic force calculation between two disc magnets (Neodymium disc magnet, Samarium disc magnet, Alnico disc magnet, ferrite disc magnet)
![Force between two identical bar magnets whose centres are r meters apart is 4.8 N, when their axis are in the same line. If the separation is increased to 2r meters, the Force between two identical bar magnets whose centres are r meters apart is 4.8 N, when their axis are in the same line. If the separation is increased to 2r meters, the](https://dwes9vv9u0550.cloudfront.net/images/4313518/ddb436c6-4092-40e0-84e7-058276fd65a6.jpg)