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Title: A 910-kg object is released from rest at an altitude of 1200 km above the north pole of the earth. ... Post by: GollumOfOz on Jul 6, 2017 A 910-kg object is released from rest at an altitude of 1200 km above the north pole of the earth. If we ignore atmospheric friction, with what speed does the object strike the surface of the earth?
(G = 6.67 × 10-11 N • m2/kg2, Mearth = 5.97 × 1024 kg, the polar radius of the earth is 6357 km) A) 4.5 km/s B) 2.2 km/s C) 2.7 km/s D) 3.2 km/s E) 4.8 km/s Title: Re: A 910-kg object is released from rest at an altitude of 1200 km above the north pole of the ... Post by: rubenphobia on Jul 6, 2017 Content hidden
Title: Re: A 910-kg object is released from rest at an altitude of 1200 km above the north pole of the earth. ... Post by: GollumOfOz on Sep 13, 2017 Helpful
Title: Re: A 910-kg object is released from rest at an altitude of 1200 km above the north pole of the ... Post by: Heath on Nov 14, 2019 Good
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Title: Re: A 910-kg object is released from rest at an altitude of 1200 km above the north pole of the ... Post by: Summernaidoo on Jul 14, 2020 Helpful
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