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Why white light emit light?
Light doesn't emit light, but other things do, like stars for example. Many things give off light, but white light is the only visible light, and is made up of many different colors, like a rainbow. The sun and other stars emit such light.
How many lightyears is the moon from the sun?
Not even close to a light year. Light years are used to measure interstellar and intergalactic distance. Distances within the solar system are much smaller. Since the moon orbits Earth, it is about the same distance from the sun as Earth is, give or take about 0.25%. That distances averages 1 astronomical unit, which is about 8 light minutes or 0.000016 light years.
How many light years away from earth is M 99?
The answer to how many light years is M99 away from earth it is 25100 light years away!
How many light seconds to the moon?
About 1.5 light-seconds to the Moon.
How many light minutes away is Jupiter?
31.7 light minutes
How many lumens does a 75w agro-light put out?
700 lumens
How many lumens are in a 150 watt incandescent light bulb?
A 150 watt halogen bulb will give off somewhere around 2000 lumens. These lights may give off up to about 2400 lumens.
How many lux in a 1000 watt bulb?
Incandescent bulbs give about 10 lumens of light per watt of electric power Halogens give about 13 lumens per watt CFLs give about 50 lumens per watt So it depends on the type of bulb.
How many lumens does a 150 watt CFL give off?
A 150-watt light bulb uses energy at the rate of 150 watts, when it's turned on.
How many lumens does a 42 watt CFL give off?
a 42 watt cfl give off 2800 lumens
How many lumens are in a 1000 watt incondescent light bulb?
A 1,000 watt is 15,000 lumens. A 100 watt bulb is 1,500 lumens.
How many lumens does an 18 watt CFL give off?
Currently maximum LED luminous efficiency is about 114 lumens/W, measured at 50mA. Average luminous efficiency is about 104 lumens/W. Ordinary LED light effect is about 60 lumens / W. 18W is about 130 lumens is about 1080 lumens.
How many lumens in a 100w light bulb?
1500
How many lumens is a 158 automotive light bulb?
25
How many lumens are in a 60 watt incandescent grow light?
It's about 600 lumens. The same brightness comes from a 12 Watt compact fluorescent light (CFL).
How many lumens in a 250 watt metal halid?
Trick question! Depends how far away you are from the light , or how far the light is away from the canopy/ coral, of course the closer you are to the light, the more lumens it will produce.
How many lumens make 1 ANSI Lumens?
One lumen makes up 1 ANSI lumen as they both measure the same output of light. ANSI lumens are used exclusively for measuring the output of projectors.
