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→6.4.3 Closed Contacts
===6.4.3 Closed Contacts===
<xr id="fig:fig6.5"/> Fig. 6.5: Rough flat surface
<xr id="fig:fig6.6"/> Fig. 6.6: Contact resistance of crossed rods
<div class="multiple-images">
<figure id="fig:fig6.5">
[[File:Rough flat surface.jpg|right|thumb|Rough flat surface. a) before and b) during making contact with an ideally
smooth flat surface; c) Schematic of the apparent, load bearing and effective
contact areas (not to scale; dashed lines are elevation lines)]]
</figure>
<figure id="fig:fig6.6">
[[File:Contact-resistance-of-crossed-rods.jpg|right|thumb|Contact resistance of crossed rods as a function of the contact force for gold, silver and silver-palladium alloys]]
</figure>
</div>
<div class="clear"></div>
Fig. 6.5: Rough flat surface. a) before and b) during making contact with an ideally
contact areas (not to scale; dashed lines are elevation lines)
Fig. 6.6:
and silver-palladium alloys
Table 6.3: Thermo-electrical Voltage of Contact Materials (against Copper)