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2. Troffer - Wikipedia

   en.wikipedia.org/wiki/Troffer

   A troffer is a rectangular light fixture that fits into a modular dropped ceiling grid (i.e. 2' by 2' or 2' by 4'). Troffer fixtures have typically been designed to accommodate standard fluorescent lamps (T12, T8, or T5), but are now often designed with integral LED sources. Troffers are typically recessed sitting above the ceiling grid, but ...

3. List of light sources - Wikipedia

   en.wikipedia.org/wiki/List_of_light_sources

   This is a list of sources of light, the visible part of the electromagnetic spectrum.Light sources produce photons from another energy source, such as heat, chemical reactions, or conversion of mass or a different frequency of electromagnetic energy, and include light bulbs and stars like the Sun. Reflectors (such as the moon, cat's eyes, and mirrors) do not actually produce the light that ...

4. List of physical quantities - Wikipedia

   en.wikipedia.org/wiki/List_of_physical_quantities

   Perceived power of a light source lumen (lm = cd⋅sr) J: Mach number (or mach) M: Ratio of flow velocity to the local speed of sound unitless: 1: Magnetic flux: Φ: Measure of magnetism, taking account of the strength and the extent of a magnetic field: weber (Wb) L 2 M T −2 I −1: scalar Mass fraction: x: Mass of a substance as a fraction ...

5. Do I need a Netflix subscription to watch NFL Christmas ... - AOL

   www.aol.com/netflix-subscription-watch-nfl...

   The short answer is yes. Netflix and the NFL partnered ahead of the 2024 season for the rights to broadcast at least one game on Christmas through the 2026 season. As a result, the simplest way ...

6. The best under-$50 clothing items to buy at Amazon right now

   www.aol.com/the-best-under-50-clothing-items-to...

   This sweater and wide-leg pant set looks way more high-end than the price suggests. The slouchy oversized silhouette is the perfect comfy, ready-for-a-cozy-day-at-home fit.

7. College football fans puzzled over ESPN’s ‘College GameDay ...

   www.aol.com/college-football-fans-puzzled-over...

   ESPN announced that Hollywood movie star Timothée Chalamet would be the guest picker for "College GameDay" this weekend in Atlanta ahead of the Texas-Georgia SEC championship game.. However, fans ...

8. Absorption (electromagnetic radiation) - Wikipedia

   en.wikipedia.org/wiki/Absorption_(electromagnetic...

   By recording the attenuation of light for various wavelengths, an absorption spectrum can be obtained. In physics, absorption of electromagnetic radiation is how matter (typically electrons bound in atoms) takes up a photon's energy—and so transforms electromagnetic energy into internal energy of the absorber (for example, thermal energy). [1]

9. Attention DOGE: Here’s how the federal government spends ...

   www.aol.com/attention-doge-federal-government...

   As the co-heads of the newly created Department of Government Efficiency, or DOGE, billionaires Elon Musk and Vivek Ramaswamy are promising to slash at least $2 trillion from the federal budget.