contact arm
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Related to contact arm: ARM architecture
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Noun | 1. | contact arm - contact consisting of a conducting arm that rotates over a series of fixed contacts and comes to rest on an outlet tangency, contact - (electronics) a junction where things (as two electrical conductors) touch or are in physical contact; "they forget to solder the contacts" rheostat, variable resistor - resistor for regulating current selector switch, selector - a switch that is used to select among alternatives |
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