Earth-Sun System as Giant Hydrogen Atom: Bohr Atom Problem

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The discussion centers on modeling the Earth-Sun system as a giant hydrogen atom using Bohr's Theory of quantized orbits. The quantum number for the Earth's orbit around the Sun is determined to be 1, analogous to the ground state of a hydrogen atom. When transitioning to the next lowest quantum state, the distance from the Sun increases by a factor of approximately 1.414, resulting in a new mean distance of about 2.12 x 10^11 m. This analysis incorporates gravitational forces instead of electromagnetic forces typically associated with atomic structures.

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Consider the Earth-Sun system as a giant-sized hydrogen atom, the objects interacting, however, by the gravitation force. (a) What is the quantum number, according to Bohr Theory, for the Earth's orbit about the Sun? (b) If the Earth were to make a transition to the next lowest quantum state, by what amount would its distance from the Sun increase? Take the Earth's mass to be 6.0 x 10^24 kg, the mean Earth-Sun distance to be 1.5 x 20^11 m.
 
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