I was listening to my radio one night and I noticed that when I
turned on...
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I was listening to my radio one night and I noticed that when Iturned on my desk light there was a little blip of noise on theradio. I repeated this and I noticed that when I was on the borderof completing the circuit, such that when the bulb was flickering,I got severe interference on my radio. My radio was running onbatteries. Why does this happen?
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When your light switch is just on the border of making a circuit you are creating a switch which is almost closed At some point the switch will create a spark When you create a spark you will create a little surge of current in the wire The spark will then finish and break the circuit again You will keep getting sparks each
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