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===Inductive loads=== When a strongly [[inductance|inductive]] load such as an [[electric motor]] is switched off, the current cannot drop instantaneously to zero; a [[Electric arc|spark]] will jump across the opening contacts. Switches for [[inductance|inductive]] loads must be rated to handle these cases. The spark will cause [[electromagnetic interference]] if not suppressed; a [[snubber]] network of a [[resistor]] and [[capacitor]] in series will quell the spark.<ref>{{cite web |url=https://www.illinoiscapacitor.com/pdf/Papers/RC_snubber.pdf |title=Cornell Dubilier Capacitors β CDE (En-US) |access-date=2017-10-05 |url-status=live |archive-url=https://web.archive.org/web/20170215074956/http://www.illinoiscapacitor.com/pdf/papers/rc_snubber.pdf |archive-date=2017-02-15 }}</ref>
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