Why are the fringes circular?

4.In a newtons ring set up the air film is enclosed below the convex lens. The thickness of the film is constant over a circle (or concentric circles) having center at the center of the lens. 5. Hence the fringes are circular.

Why the Centre of the ring is dark?

The central fringe in Newton’s rings is dark in the case of the reflected system because the air film thickness formed at the centre between the glass plate and the lens is zero. Hence, at the geometrical path difference between the incident and reflected rays from the glass plate is zero.

What is wedge shaped film?

A thin film having zero thickness at one end and progressively increasing to a particular thickness at the other end is called a wedge.

Is it illegal to bring back war trophies?

Although it’s tempting to bring back reminders of service in a military campaign, with few exceptions, taking or retaining individual souvenirs or trophies is prohibited. “It is against the law to take certain souvenirs from a war zone,” said 1st Lt.

What reporters got killed in Ukraine?

Two journalists were killed when artillery fire targeted a crew with the US TV channel Fox News in Horenka, near, Kyiv, on 14 March. They were Pierre Zakrzewski, a 55-year-old cameraman who was used to covering wars, and Olexandra Kuvshynova, a 24-year-old Ukrainian journalist working for Fox News as a fixer.

Can you get Enlisted for free?

Gaijin Entertainment and Darkflow Software announce that the new military online shooter Enlisted is now available to everyone on PC, Xbox Series X|S and PlayStation 5.

What does it feel like to be near an explosion?

They feel a jolting sensation that is not like anything they’ve ever experienced before in their lives. It can be much more severe than that and produce unconsciousness and damage to the body. Some of that is related to other aspects of the explosion obviously.

What reporter was killed in the Ukraine?

This undated photo provided by BFM TV shows reporter Frederic Leclerc-Imhoff, who was killed May 30, 2022 in Ukraine. The French news broadcaster BFM TV said a 32-year-old French journalist was killed Monday in eastern Ukraine, fatally hit by shell shrapnel while covering a Ukrainian evacuation operation.

How did Mexico lose their land?

A border skirmish along the Rio Grande started off the fighting and was followed by a series of U.S. victories. When the dust cleared, Mexico had lost about one-third of its territory, including nearly all of present-day California, Utah, Nevada, Arizona and New Mexico.

Does Mexico have a 500 dollar bill?

The new $500 peso note introduced August 27, 2018 will be the first in a new series of more secure currency.

Is there a 1000 peso bill in Mexico?

As part of an ongoing program to update the current series of Mexican bank notes, the Bank of Mexico launched a new $1,000 peso bill on November 19, 2020, replacing the current design that was launched in April 2008. This is the highest-denomination Mexican bank note in public circulation.

Is Enlisted actually online?

Enlisted is the free squad-based (MMO) first-person shooter game based around major World War II battles, developed by Darkflow Software and published by Gaijin Entertainment. It was an Xbox Series X/S launch title and timed console exclusive….Enlisted (video game)EnlistedMode(s)Multiplaye.

Is there a 2000 peso bill?

They are part of the obsolete Old Mexican Peso banknotes series. The Bank of Mexico started issuing these 2000 Mexican Peso banknotes in 1983. They were withdrawn from circulation in 1992. Mexico’s old $2000 Pesos banknote is dedicated to public education.

Are Mexican gold coins a good investment?

Mexico has a long and well documented history of gold coin production. And one of its gold coin series in particular stands as a great deal for gold investors: The . 900 fine Mexican gold peso series of coins minted off and on, in various denominations, from 1905 to 1996.

What contributed to the outbreak of World War I?

The assassination of Austrian Archduke Franz Ferdinand (June 28, 1914) was the main catalyst for the start of the Great War (World War I). After the assassination, the following series of events took place: • July 28 – Austria declared war on Serbia.

What is the largest car accident in the world?

Around 6.39 am UAE time a series of vehicle crashes occurred, involving cars, SUVs, buses and trucks, because of heavy fog on the Abu Dhabi-Dubai highway near Ghantoot, Abu Dhabi, in the United Arab Emirates, leading to the worst ever crash and multi-vehicle pileup in the country’s history.

Is there a 1000 Mexican pesos?

As part of an ongoing program to update the current series of Mexican bank notes, the Bank of Mexico launched a new $1,000 peso bill on November 19, 2020, replacing the current design that was launched in April 2008.

Where is the lost gold of the Aztecs?

The series will intercut each family’s epic adventure as they search for the 7 Cities of Gold on three different properties in three different states – the Dillmans in Utah, the Hoaglands in Nevada, and the Villescases in New Mexico.

How much was a TV in 1990?

Buying power of $1,000.00 since 1950YearUSD ValueInflation Rate1990$466.49-1.87%1991$455.53-2.35%1992$452.45-0.68%1993$441.68-2.38.

What does F stand for in Pearl Harbor?

Just as in the Pearl Harbor movie, lipstick was used to mark the patients. ‘M’ for morphine, ‘C’ for critical and need of immediate care, and ‘F’ for those who could not survive because of their injuries. Obviously, split-second decisions had to be made to save as many lives as possible.

What is difference between magnetic field and magnetic field lines?

What is the difference between magnetic field and magnetic field lines? A magnetic field is represented by a series of lines around a magnet. The path along which north pole moves in a magnetic field is called magnetic lines of force or magnetic field line.

Why does my bathroom smell like a wet dog?

Biofilm Buildup Biofilm can build up on your shower and inside your shower drain, leading to musty, unpleasant odors. If the shower drain smells like mildew, then you may have mold or biofilm growing inside your drain. Fortunately, fixing this issue is simple and inexpensive.

How did Mexico lose so much land?

A border skirmish along the Rio Grande started off the fighting and was followed by a series of U.S. victories. When the dust cleared, Mexico had lost about one-third of its territory, including nearly all of present-day California, Utah, Nevada, Arizona and New Mexico.

What media is available in Mexico?

Mexico has quite a lot of newspapers, both national dailies and regional papers. Free broadcast television is dominated by two companies – Televisa and TV Azteca – with small local broadcasters making little impression on the market….Radio in MexicoRadio Centro.Radio Acir.Radio Formula.Televisa Radio.