science

Karen Khachatrian

Karen Khachatrian is a science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Karen Khachatrian rather than just read about it. In short: Karen Khachatrian (Armenian: Կարեն Խաչատրյան) also known with his literary name Khachkar (in Armenian Խաչկար) is an Armenian writer and scientist. Khachatrian was born on November 10, 1962, in Yerevan.

Key takeaways

Karen Khachatrian belongs to science; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Karen Khachatrian to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Karen Khachatrian from memory before moving on to harder problems.

Reference excerpt

Karen Khachatrian (Armenian: Կարեն Խաչատրյան) also known with his literary name Khachkar (in Armenian Խաչկար) is an Armenian writer and scientist. Khachatrian was born on November 10, 1962, in Yerevan. In 1984, he graduated from Yerevan Polytechnic Institute with a diploma of mining engineer-constructor. worked in the mines of Megradzor as a shift and site supervisor. As an engineer-researcher, worked at the Georgian Research Institute of Hydraulic Structures. In 1988 he proceeded the post-graduate studies at the Moscow Mining Institute (Moscow State Mining University), defended his dissertation and obtained Ph.D degree. From that year on, K. Khachatrian is teaching at the National Polytechnic University of Armenia in its "Mining Engineering Department". In 1991 he was awarded the rank of associate professor. Khachatrian emigrated to the US in 1992. Until 2005 he worked in establishment "PHOTORUN", where he was the general manager and supervisor of the company. From 2006 to the present day, he is a civil servant and is working at the Los Angeles County Department of Public Works as a specialist in geographic information systems (GIS) Khachatrian continued his studies in different educational institutions of the US: at California State University of Fresno (Cal State Fresno), Cal State University of Northridge (CSUN), California State Polytechnic University of Pomona (CalPoly Pomona). In 2003, he obtained a PhD in Mining Engineering and in 2009, a master's degree in Civil Engineering, (MSCE), and in 2016 a Master in Public Administration (MPA). In 2015 Khachatrian was elected a Member of the Russian Academy of Natural Sciences, He was elected a vice president and scientific secretary of the USA Scientific Center of the Russian Academy of Natural Sciences (RANS). He was the founding chief editor of RANS Periodical Znatok, until end of 2018. Since 2015 he was a founding member, vice-president and scientific secretary of the former National Academy of Sciences of Western Armenia (currently Armenian National American Academy of Sciences after Woodrow Wilson /ANAAS/), founding chief editor of its magazine Gitak (2015-2019). He was the designer of all the awards, and symbols of the mentioned two organizations: (“Vladimir Vernadsky” medal, “Peter the Great” order, of RANS, and “Woodrow Wilson” gold medal of ANAAS, also award papers, seals and stamps). From the end of the 2018, Karen Khachatrian stepped down from the administrative positions of the mentioned two organizations. Khachatrian (literary name Khachkar) is a member of the Writers' Association of Armenia, member of the Journalists' Association of Armenia, member of the International Federation of Journalists, Executive Vice-Chairman of the Armenian Writers Association of the United States of America. He has written over hundred poems, mystery novels and short stories, historical novels and dozens of essays and articles, theatrical plays, which are included in 24 published books, both separately and in the form of five and two volumes. Ten volumes of works have been submitted for publication. Karen Khachatrian was awardedː The "Panegyric Parchment" Joint award of the Union of Writers of Armenia (WUA) and of the Armenian Writers and Journalists Association of the USA (AWJA USA). The Gold Medal of “Vladimir Vernadsky”, the Russian Academy of Natural Sciences, The Gold Medal of the “Woodrow Wilson” National Academy of Sciences of Western Armenia, The Gold Medal " Vernatoun" of the Armenian Writers Association of the USA (hy:Ամերիկայի Միացյալ Նահանգների հայ գրողների և լրագրողների միություն), The Order of "The Knight in Science and Culture", the Russian Academy of Natural Sciences, The Order of "Peter the Great", the USA branch of the Russian Academy of Natural Sciences, The Medal of "Ivan Bunin", the Russian Academy of Natural Sciences, The Order “Star of Honor”, the Russian Academy of Natural Sciences, The Gold Medal of the Ministry of Culture of Armenia, The Medal “Mayrenii Despan” of the Ministry of Diaspora of Armenia, The Medal “For Literary Merit” of the Writers Union of Armenia. "Benefactor of the Armenian National Culture" award of the Armenian Writers Association of the USA (AWJA USA) Also: Certificate of Recognition of the House of Representatives of the USA /Signed by Congressman Adam B. Shiff/, Certificate of Recognition of the California State Senate /signed by State senator Anthony Portantino/, Certificate of Recognition of California Legislature Assembly /signed by Assembly member Laura Friedman/, Mayor's Commendation of the City of Glendale /signed by Mayor Vardan Gharpetian/, Certificate of Recognition from the Consulate General of the Republic of Armenia in Los Angeles /signed by Consul General Sergey Sarkisov/, Appreciation Epistle from the Western Diocese of the Armenian Church / signed by Primate Archbishop Hovnan Derderian/.

… excerpt ends here. Continue reading the full article.

Illustrations

Worked examples

Example 1 — a first encounter with Karen Khachatrian

Start with the simplest possible case. Write down what Karen Khachatrian claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Karen Khachatrian before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Karen Khachatrian ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Karen Khachatrian

In research: Karen Khachatrian appears in science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Karen Khachatrian in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Karen Khachatrian is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1962 births, Armenian scientists, Living people, so understanding it makes those chapters shorter.
In everyday life: Look for Karen Khachatrian outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study Karen Khachatrian in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Karen Khachatrian means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Karen Khachatrian out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Karen Khachatrian in simple terms?

Why does Karen Khachatrian matter?

Because it connects several science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Karen Khachatrian?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Karen Khachatrian.