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Artificial Gravity vs. Real Gravity: A Direct Test That Breaks General RelativityThe equivalence principle is the heart of General Relativity (GR). Einstein postulated that a 1g acceleration inside a closed cabin is physically indistinguishable from a 1g gravitational field from a mass. No experiment inside the cabin can tell the difference. The metric component g₀₀ is the same, so proper time flows the same.The Field-Wave Approach (FWA) says this is false. The distinction is measurable, and it violates GR not mathematically, but physically.We separate two frequencies that GR merges into one.$fB$ - the frequency of the vacuum field itself. The universal counter. Invariant, $fB = const$ for a given field state. It defines the sequence of states Ψ1 → Ψ2. This is what GR calls coordinate time.$fA$ - the frequency of matter. How often an atom, a cell, a Sr-clock ticks. fA = fB · R, where R = R(Γ, v) depends on vacuum tension Γ and velocity.Aging, decay, thought, and life are NA = ∫\; fA dλ. The field evolution is NB = ∫\; fB dλ.In GR, R ≡ 1 by definition because time itself bends. In FWA, R ≠ 1 because matter bends inside a fixed field.Consider two cabins, both give 1g weight to the astronaut inside.Cabin M: Real mass. A 10-ton lead floor under the astronaut. It creates a true gravitational potential Φ = -GM/R and a real tension of the vacuum field, Γ ≠ 0. The field state Ψ is deformed. The matter frequency shifts:fA(M) = fB0 (1 + Φ/c²) ≈ fB (1 - 4.5×10⁻¹⁰)Cabin C: Centrifuge. The cabin rotates to create 1g of centrifugal force. No mass. No vacuum tension. Γ = 0. The field state Ψ is untouched. Only the matter trajectory is curved. There is no gravitational redshift:fA(C) = fB0 = fBOn a spring scale both cabins are identical. The astronaut feels the same weight. He cannot distinguish them mechanically. This is Einstein's equivalence.But an atomic clock can.GR predicts: dτ = √1+2Φ/c² dt. Since Φeff=a· h is the same in both cabins, both clocks will lose 4.5×10⁻¹⁰ relative to free space. RM = RC.FWA predicts: RM ≠ RC. The first clock loses frequency, the second does not. The difference is ~ 4.5×10⁻¹⁰, or about 40 microseconds per day. Measurable with modern Sr lattice clocks at 10⁻¹⁸.What does this mean for the astronaut?The hull of a starship flying at v ≈ c has fA(hull) = fB √1-v²/c². It ages slowly. This is the standard time dilation, common to both theories.The astronaut inside Cabin C lives with artificial gravity. His weight is 1g, but his fA does not get the +Φ/c² correction. He lives purely by the velocity factor γ. His biological processes - cell division, heart rate, protein folding - are waves that have to chase themselves at velocity v. They slow down because the vacuum field does not provide extra frequency, not because time itself slows.If he lived in Cabin M with a real mass, his fA would have an additional gravitational slowdown. Centrifuge gives him weight, but not time.Therefore, the astronaut in artificial gravity lives outside GR. His body does not follow g₀₀. He violates the equivalence principle physically.This is not a coordinate trick. In one case the field stores energy ( ∫\; Γ²). In the other it does not. The $fB$ counter ticks at the same rate for both cabins, but the matter counter $fA$ ticks differently.Conclusion: GR is correct as an effective theory for fA when Γ is produced by mass. It fails when Γ=0 but a≠0. Artificial gravity is inertial, not gravitational, for time. A single experiment with two Sr clocks - one above a mass, one on a centrifuge, both at 1g - decides.If $RM = RC$, Einstein stands.If RM ≠ RC, time does not bend. Only matter does, and the astronaut ages on his own clock, not on the hull's.
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Kolesnikov Igor (2026) studied this question.
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