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rim radius estimate (m)
wall thickness estimate (m)
Young's modulus estimate (Pa)
glass density estimate (kg/m^3)
rim mode coefficient estimate
effective glass mass estimate (kg)
water volume estimate (L)
water density estimate (kg/m^3)
water coupling factor estimate
finger normal force estimate (N)
friction coefficient estimate
rim contact speed estimate (m/s)
damping ratio estimate
Glass-harp estimate-only rim/water/friction relationships
All controls are placeholders pending measurement, not fabrication authority.
dry rim-mode relationship
1091.37
Hz
water mass relationship
0.12
kg
water-loaded frequency relationship
939.304
Hz
frequency ratio loaded/dry
0.860663
friction drive power relationship
0.0972
W
modal damping-rate relationship
88.5273
Hz