physics

Søren Absalon Larsen

Søren Absalon Larsen is a physics 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 Søren Absalon Larsen rather than just read about it. In short: Søren Absalon Larsen (April 5, 1871 – January 2, 1957) was a Danish physicist who worked in the field of electroacoustics and is best known for giving his name to the Larsen effect. Absalon Larsen was originally MSc.

Key takeaways

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

Reference excerpt

Søren Absalon Larsen (April 5, 1871 – January 2, 1957) was a Danish physicist who worked in the field of electroacoustics and is best known for giving his name to the Larsen effect. Absalon Larsen was originally MSc. Philosophy and taught theology, then he began to study physics. He subsequently joined to assist Professor Peter Kristian Prytz in the organization of a new exercise course in electronics for mechanical engineers. He was employed at the Polytechnic college, first as a lecturer, later as a professor of electrical engineering. From 1937 he was chairman of the electrical engineering group under the Danish Academy of Technical Sciences. More biographical detail exists in the Dansk Biografisk Leksikon and the Nordisk Familjebok, in Danish.

Family

Larsen was the son of farmer and carpenter, later maltster Hans Christian Larsen (1834-1920) and Ingeborg Absalonsen (1833–92). In 1900, he married Agnes Hedevig Elisabeth Munch (born 11 June 1874 in Haslemere - died 20 September 1953 in Gentofte).

Education 1896 - 1897: Assistant Professor K. Prytz (Peter Kristian Prytz, 1851-1929) 1898: Copenhagen University gold medal for thesis on Electrical Conductivities of Amalgamates 1898 - 1903: Assistant at Polytechnic College Physical Laboratory 1903 - 1906: Associate Professor of electrical engineering at the Polytechnic College 1906 - 1941: Professor of Electrical Engineering at the Technical University 1951: Honorary Doctorate, Technical University of Denmark

Publications AC 1 + 2" 1923 (book) Messungen von vagabondierenden Stromen in Gas-und Wasserrohren" 1901 (journal article) ~ Measurement of Stray Electrical Current Effects in Gas and Water Pipes. A. Larsen, “Ein akustischer Wechselstromerzeuger mit regulierbarer Periodenzahl für schwache Ströme,” Elektrotech. Z., ETZ 32, pp. 284–285, Mar. 1911. WorldCat Entries Sagen mod praesten i Vejlby og de sager, der fulgte by Absalon Larsen (Book) Telegrafonen og den Traadløse og Opfinderparret Valdemar Poulsen og P. O. Pedersen by Absalon Larsen (Book) Naturfredning i Frederiksborg amt by Absalon Larsen (Book) Methodical classification of international definitions : A paper read before the special committee on nomenclature, a their meeting in Cologne, March 1913 by Absalon Larsen (Book) Om Radioforstyrrelser og Midler derimod (Book) The Discovery of electromagnetism made in the year 1820 by H. C. Oersted by Absalon Larsen (Book)

References

Illustrations

Worked examples

Example 1 — a first encounter with Søren Absalon Larsen

Start with the simplest possible case. Write down what Søren Absalon Larsen claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In physics, 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 Søren Absalon Larsen 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 Søren Absalon Larsen 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 Søren Absalon Larsen

In research: Søren Absalon Larsen appears in physics 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 Søren Absalon Larsen 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: Søren Absalon Larsen is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1871 births, 1957 deaths, Danish acoustical engineers, so understanding it makes those chapters shorter.
In everyday life: Look for Søren Absalon Larsen 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 Søren Absalon Larsen in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Søren Absalon Larsen 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 Søren Absalon Larsen out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Søren Absalon Larsen in simple terms?

Why does Søren Absalon Larsen matter?

Because it connects several physics 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 Søren Absalon Larsen?

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 Søren Absalon Larsen.