query: Why do LED bulbs in my three-bulb fixture remain on unless one is incandescent?
positive_passages.docid: 17781
positive_passages.text: Why do my LED lights stay on, even when the switch is off?
negative_passages.docid: 100027
negative_passages.text: Does a filament of lamp still have resistance when no current flows, and if yes, why?
negative_passages.docid: 109693
negative_passages.text: Basic circuit to keep LED either on or off depending on night/day
negative_passages.docid: 84804
negative_passages.text: Why do light disappears the moment we switch off the source (inside the wooden box)?
negative_passages.docid: 42002
negative_passages.text: Why must resistors be on the respective anode terminals instead of the common cathode terminal of a RGB LED?
negative_passages.docid: 78560
negative_passages.text: Why is a dark-room safelight safe?
negative_passages.docid: 133986
negative_passages.text: Multiple two pin multi-color LEDs pattern - how does this work?
negative_passages.docid: 2517
negative_passages.text: What invisible flicker do different types of light bulbs have?
negative_passages.docid: 139348
negative_passages.text: LED Strip Light - Power supply issues
negative_passages.docid: 125392
negative_passages.text: Is LED properly implemented in the constant current circuit?
negative_passages.docid: 127515
negative_passages.text: Is it OK to put LEDs in parallel?
negative_passages.docid: 56791
negative_passages.text: How is light emitted by an incandescent lamp
negative_passages.docid: 126665
negative_passages.text: Why do different colored LEDs interfere with each other when connected in parallel?
negative_passages.docid: 120057
negative_passages.text: LED ceiling fixture certain diodes blinking
negative_passages.docid: 83628
negative_passages.text: Resistor in series needed with LED string?
negative_passages.docid: 75042
negative_passages.text: Why is there a secondary image of a light bulb in my image?
negative_passages.docid: 52389
negative_passages.text: Why does a CD work as a diffraction grating even with light from a light bulb?