Question #280332

1.) Two objects have masses of 300 kg and 500 kg. Their centers are separated by distance of 25 m. Find the gravitational attraction between them.


1
Expert's answer
2021-12-16T11:31:21-0500

Given:

m1=300kgm_1=300\:\rm kg

m2=500kgm_2=500\:\rm kg

r=25mr=25\:\rm m

G=6.671011Nm2/kg2G=6.67*10^{-11}\:\rm N\cdot m^2/kg^2


The universal law of gravity says

F=Gm1m2r2F=G\frac{m_1m_2}{r^2}

F=6.671011300500252=1.6108NF=6.67*10^{-11}\frac{300*500}{25^2}=1.6*10^{-8}\:\rm N


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