Choose units for a and W
meter cm inch

Parameters Input
N turns
W
a
mr
nH 

           
          
 
          

    		 
    square loop 

      
    
            

        
        

          
              
  • N:
    		• 
            number of turns
    
        
    
          
            
  • W:
    		• 
          length of one side
    
        
    
          
            
  • a:
    		• 
          wire radius
    
        
    
          
            
  • mr: 
            
      		• 
          relative permeability of the medium 
      
      
      formula for square loop