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1:47
Today we learned about Lewis Latimer who invented the carbon filament lightbulb. He worked with Alexander Graham Bell and Thomas Edison because of his incredible drafting skills. #blackhistorymonth #WarEagle | Auburn Women's Basketball
已浏览 97 次
2023年2月11日
Facebook
Auburn Women's Basketball
0:38
Biden claims a black man invented the light bulb
2020年9月4日
the-independent.com
23:00
How to write answers of questions(Ex-Who invented lightbulb ?, ... | Filo
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2022年12月23日
askfilo.com
0:25
Light Bulb Filament
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2 个月之前
Facebook
Steve Mould
2:16
Did You Know? Who Really Invented the Lightbulb?
6 个月之前
Microsoft News
0:41
NBA - Marconi invented the radio 📻 Edison invented the...
3 个月之前
Facebook
NBA
0:21
thomas edision didn't invented light bulb #shorts #youtubeshorts #ancienthistory #ancient #atlantis #ancientcivilizations #theory #theoryhub #conspiracy #history #historytime #Disclosure #Annunaki #Sumerians #archaeology #ancienthistory | Mysterious Media
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2023年9月25日
Facebook
Mysterious Media
0:59
Light Bulb was not invented by Thomas Edison. Here's Why!
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6 个月之前
Facebook
Amazing Time Capsule
1:10
Go to vote.gov 🥤Cocoa Cola invented in 1886. 📞 Telephone invented in 1876. 💡 Lightbulb invented in 1879 and contact lenses invented in 1888 are all older than a woman’s right to vote.
已浏览 3430 次
2 个月之前
Facebook
Anna Papalia
2:55
Biden hammers Trump for 'law and order' message
2020年9月4日
Fox News
Tyler Olson
Fact Check: Biden Claims 'A Black Man Invented the Light Bulb' During Kenosha Town Hall
2020年9月4日
westernjournal.com
·Size of a lightbulb filament. The operating temperature of a tungsten filament in an incandescent lightbulb is 2450 K, and its emissivity is 0.35 . Find the surface area of the filament of a 150 W bulb if all the electrical energy consumed by the bulb is radiated by the filament as light. (In reality, only a small fraction of the radiation appears as visible light.) | Numerade
1 个月前
numerade.com
A lightbulb filament has diameter 0.045 mm and carries 0.786 A. Find the current density (a) in the filament and (b) in the 12-gauge wire (diameter 2.1 mm ) supplying current to the lightbulb. | Numerade
5 个月之前
numerade.com
Who invented tungsten of bulb? - TimesMojo
2022年7月2日
timesmojo.com
A light bulb filament has a diameter of 0.05 mm and carries 0.8 A. Find the current density in the filament and find the current density in the 12-gauge wire (diameter 2.1 mm) supplying current to the bulb.
2023年6月20日
numerade.com
0:06
General Knowledge Who invented the lightbulb? #reelsfypシ2023 #reelsfbviral #reelsfb #reelsfacebook #reelsviral #reelsinstagram #reelschallenge #quiztimechallenge #quiz #generalknowledge | QUIZ ZONE
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8 个月之前
Facebook
QUIZ ZONE
1:10
Meet the American who invented lite beer
5 个月之前
Fox News
Kerry J. rne
Who Invented the Light Bulb? It Wasn't Just Edison
2022年11月4日
howstuffworks.com
Who Invented the Light Bulb?
2014年2月15日
livescience.com
Shedding light on lightbulb history: who actually invented the incandescent lightbulb?
2022年7月28日
interestingengineering.com
1:57
Ask History: Who Really Invented the Light Bulb
2013年8月4日
HISTORY.com
Inventor Lewis Latimer electrified the light bulb longer than Edison
2023年1月19日
theblackwallsttimes.com
0:17
Innovation, Opening Credits
5 个月之前
pixabay.com
7:30
How many people does it take to invent a light bulb? At least two Canadians
2017年3月21日
cbc.ca
Chris Chang-Yen Phillips
0:17
Kopida 3V LED COB Filament Edison Bulb Filament LED Bead Diodes Light Accessories Lamp Parts, Love Letter Shape Filament DC3V Cob LED Filament, 2200K, Size: About 2-8cm(0.79-3.15in).
已浏览 1 次
1 周前
amazon.com
History of the First Lightbulb | Who Invented the Lightbulb?
2021年11月4日
twinkl.co.uk
0:40
E12 LED Light Bulbs Dimmable 2700K Warm White 4 watt 40W Equivalent Chandelier Light Bulb Filament LED Candle Bulbs,for Ceiling Fan Home,Candle Lamp,Bedroom Decor. (2700k Warm White, 12-Pack)
1 个月前
amazon.com
1:43
Scientists who invented lithium batteries win Nobel Prize
2019年10月9日
Mail Online
0:31
How lightbulbs are manufactured 💡 | Bollywood & Hollywood Actress
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2023年11月22日
Facebook
Bollywood & Hollywood Actress
0:05
Light bulb filament in a magnetic field slomo
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1 周前
YouTube
rmackrellphysics
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