query: why do my led lights stay on, even when the switch is off, and what does that cost to my bill
positive_passages.docid: 17781
positive_passages.text: Why do my LED lights stay on, even when the switch is off?
negative_passages.docid: 18350
negative_passages.text: How can I prevent the display on an iOS device from dimming and turning off?
negative_passages.docid: 146825
negative_passages.text: Why am I getting strange results when using a power meter to measure CFLs?
negative_passages.docid: 54835
negative_passages.text: Why does a resistor need to be on the anode of an LED?
negative_passages.docid: 17589
negative_passages.text: Auto turn off switch during power outage
negative_passages.docid: 147039
negative_passages.text: When a color LCD/LED display is off it is black, when on it is colored. What color to light is an LCD/LED display
negative_passages.docid: 139348
negative_passages.text: LED Strip Light - Power supply issues
negative_passages.docid: 110047
negative_passages.text: Which way should be "on" for a switch?
negative_passages.docid: 123529
negative_passages.text: Why are my some of my LED lights flickering?
negative_passages.docid: 53916
negative_passages.text: Is Switching the Neutral OK?
negative_passages.docid: 129408
negative_passages.text: Why are home appliances and other devices made to operate on dc?
negative_passages.docid: 4030
negative_passages.text: Do I really need resistors when controlling LEDs with Arduino?
negative_passages.docid: 144618
negative_passages.text: How to control LightDM power saving preferences?
negative_passages.docid: 126665
negative_passages.text: Why do different colored LEDs interfere with each other when connected in parallel?
negative_passages.docid: 24137
negative_passages.text: Light Activated Switch
negative_passages.docid: 105529
negative_passages.text: Detecting state of LED to control another circuit
negative_passages.docid: 101168
negative_passages.text: Pilot light on switch comes on when light is off