Looking at the free body diagram and the data given in the previous
problem, what letter represents ff and what is it's value?
a, 75 newtons
100 newtons
b, 30 newtons
a. 100 newtons

Because the earth is not round ,but it may seem round when viewed from ,our planet but true some points earth is not round was an oblate spheroid -a square that it squashed as globe however is not even a perfect oblate spheroid.in fact isaac newton's first proposed that earth was not perfectly round but it was an oblate spheroid instead.that mean a square that is squashed as its poles and swollen at the

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