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the 1000000 kilos of earth (mass) directly below my feet and the 1000000 kilos of earth on the opposite and furthest point on the earths surface. N|S axis? equator?

2006-07-02 03:36:58 · 5 answers · asked by Anonymous in Science & Mathematics Other - Science

It should not be 1 unity because one mass sample is further away, that's the point of the question.

2006-07-02 03:42:51 · update #1

5 answers

Let F1 = the gravitational force exerted on the 100 kg body, by the 1000000 blob of earth it's standing on.

Let F2 = the gravitational force exerted on the 100 kg body, by the 1000000 blob of earth on the other side of the globe.

Hope this is what you're looking for. I wasn't really sure, the way the problem was stated.

By Newton's law of universal gravitation,
F1 = G * m1 * m2 /r1^2
F2 = G * m1 * m2/ r2^2

Take ratios
F1/F2 = (G*m1*m2/r1^2)/(G*m1*m2/r2^2)
= (r2/r1)^2

r1 = the distance between the center of mass of the 100 kg object and the center of mass of the 1000000kg it's standing on.
r2 = the distance between the center of mass of the 100 kg object and the center of mass of the 1000000kg blob on the other side of the globe.

2006-07-02 04:58:42 · answer #1 · answered by Anonymous · 0 0

Unity.

2006-07-02 03:40:29 · answer #2 · answered by ag_iitkgp 7 · 0 0

Unity, thats right.

2006-07-02 03:41:22 · answer #3 · answered by Taimoor 4 · 0 0

you are able to not evaluate a guy to a girl. each and each is diverse. yet a guy, and a woman, supplement one yet another. In different words, one guy and one woman (mutually) is one unit. they seem to be a complementary pair.

2016-12-08 14:56:24 · answer #4 · answered by ? 3 · 0 0

the question is incomprehensible

2006-07-02 03:41:48 · answer #5 · answered by raj 7 · 0 0

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