1991/CH2/EX2.20/20.sce


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clc
clear
//input
v=3*10^5//orbit speed
r=4.6*10^20//distance
g1=6.7*10^-11
//calculation of mass
m=v*v*r/g1 //Newtons law
//output
printf("the mass is %2.3e kg",m)