clear
//Given
K=3*10**-9                            //Nm/deg
a=36
n=60
B=9*10**-3                              //T
A=5*10**-5                                  //m**2

//Calculation
I=(K*a)/(n*B*A)

//Result
printf("\n Maximum current is %0.3f  mA", I*10**3)