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Do solar garden lights cause radio interference?
In general, solar powered garden lights won't interfere with radio signals. Solar powered garden lights incorporate a solar cell (or cells) to drive the lights in the fixtures. This is all an issue of direct current and its application. DC (direct current) doesn't generally interfere with radio signals (unless it is switched on and off rapidly, which is not going to be the case with the solar garden lights).
Can you use fluorescent bulbs outdoor?
Can??? Sure, you'd just need to come up with a waterproof enclosure.But the problem is, many fluorescent fixtures don't work well when the temperature drops. Yes you can use fluorescent fixtures outside, they should be approved for the purpose and make sure they have 0 degree rated ballast for cold weather starting. The new electronic type ballast work in cold weather with no problems.
Why are fairy decorative lights always connected in parallel?
If you mean Christmas lights; that was before. Nowadays Christmas lights are connected in parallel.
In what year did Garrett Morgan invent traffic lights?
garrett morgan invented traffic lights in the year of 1920
In power stations what does the flickering lights on boiler chimneys signify?
The flickering lights on boiler chimneys in power stations are aircraft warning lights. The spacing and blinking frequency are chosen to signify the height of the obstruction.
