How g = 9.8m/s2 derived?
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Force F=ma
gravitational gorce f=gmM/r^2
let both f are equal
cutting m
a=Mg\r^2
now
G = 6.67428*10^(-11) m^3/(kgs^2)
M = 5.9736*10^(24) kg
r = 6.371*10^(6) m - average radius of earth
by cqlcuting it give assrimate of 9.8m/s2
gravitational gorce f=gmM/r^2
let both f are equal
cutting m
a=Mg\r^2
now
G = 6.67428*10^(-11) m^3/(kgs^2)
M = 5.9736*10^(24) kg
r = 6.371*10^(6) m - average radius of earth
by cqlcuting it give assrimate of 9.8m/s2
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