How do you measure a single-photon? Photon counting is a technique in which individual photons are counted using a single-photon detector (SPD). In contrast to a normal photodetector, which generates an analog signal proportional to the photon flux, a single-photon detector emits a pulse of signal every time a photon is detected. Can we shoot…
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Is the BMW 3 Series 320i reliable?
Is the BMW 3 Series 320i reliable? The N20 turbocharged four-cylinder engine in the 320i and 328i proved to not be a particularly reliable engine as well, with early F30 examples being notorious for catastrophic timing chain guide failures which could destroy the engine. What year is the most reliable BMW 3 Series? What Year…
What is the permissible voltage limit of voltage in the distribution line?
What is the permissible voltage limit of voltage in the distribution line? The standard voltage ( in India ) for low and medium line distribution was 230 V for single phase and 230 / 400 V for three phase system but due to economic advantage IEC recommended 240 V for single phase and 240 /…
Is Shenzhen China safe?
Is Shenzhen China safe? Shenzhen is the place that is quite safe according to Western standards, in comparison to other cities around the world with approximately the same number of tourists. Violent crime is rare, prostitution is common and pickpocket gangs are in action at the crowded areas, where foreigners are often victims. Is Shenzhen…
What is the average female foot size in Australia?
What is the average female foot size in Australia? Feet have gotten larger, too. While there are no official statistics about shoe sizes, anecdotally, the average shoe size for women in the United States ranges between 8.5 and 9….Average shoe size by country. Country Shoe size Conversion to U.S. size Japan 3.5 (EU 36.5) 5.5…
Has Kurdistan been a country?
Has Kurdistan been a country? Historically, the word “Kurdistan” is first attested in 11th century Seljuk chronicles. Iraqi Kurdistan first gained autonomous status in a 1970 agreement with the Iraqi government, and its status was re-confirmed as the autonomous Kurdistan Region within the federal Iraqi republic in 2005. What is the human geography of Kurdistan?…
How many non alcoholic beers would it take to get drunk?
How many non alcoholic beers would it take to get drunk? In a pint of 0.5\% beer or cider, that works out as 0.28 units, meaning your body will be able to process this alcohol every 17 minutes. In other words, you need to be drinking four pints or more of 0.5\% beer or cider…
What were the major accomplishments of Alexander Graham Bell?
What were the major accomplishments of Alexander Graham Bell? Hughes Medal IEEE Edison MedalAlbert MedalElliott Cresson MedalJohn Fritz Medal Alexander Graham Bell/Awards What did Alexander Graham Bell invent by accident? In 1875, Bell received a patent for his multiple telegraph while continuing to perfect his telephone idea. The break came by accident after Bell spilled…
Why is it hard to pronounce ask?
Why is it hard to pronounce ask? In other words, as far as we know (which isn’t much), the reason for pronouncing “ask” as “ax” is a combination of exposure by African-American slaves to both Caribbean creoles and Ulster Scots who held onto obsolete English pronunciations. Is it ask or arsk? A corruption of the…
What is the function of BHT?
What is the function of BHT? BHT (butylated hydroxytoluene) is a lab-made chemical that is added to foods as a preservative. People also use it as medicine. BHT is used to treat genital herpes and acquired immunodeficiency syndrome (AIDS). Some people apply BHT directly to the skin for cold sores. What is BHT test? Testing…