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Which consequence arises when repeated thermal cycling distorts an astrolabe's alidade?

A)Inaccurate stellar altitude measurements result
B)Eclipses become impossible to predict
C)Planetary conjunction timings prove flawed
D)Celestial sphere projections become skewed

💡 Explanation

Thermally-induced stresses cause creep in the alidade lever arm, an example of strain hardening. This results in incorrect angular alignment, introducing observational errors, therefore stellar altitude measurements become inaccurate rather than creating errors predicting ecliptical celestial events.

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