Engine_2014 : Electricity - 1422/2299
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| What does the schematic symbol shown in figure "1" of the illustration represent? |
| A) a normally open momentary contact pushbutton switch |
| B) a normally closed momentary contact pushbutton switch |
| C) a normally open maintained contact pushbutton switch |
| D) a normally closed maintained contact pushbutton switch |
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Illustration EL-0092
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