clear
//Given
F=0.8*10**-3*9.8                     //N
d=0.1                                //m
u=10**-7

//Calculation
//
m=sqrt(F*d**2/(u*5))
m1=5*m

//Result
printf("\n Strength of pole M1 is %0.2f  Am",m)
printf("\n Strength of pole M2 is %0.1f  Am",m1)