×
Log in to StudySoup
Get Full Access to Physics For Scientists And Engineers: A Strategic Approach, Standard Edition (Chs 1 36) - 4 Edition - Chapter 41 - Problem 41.72
Join StudySoup for FREE
Get Full Access to Physics For Scientists And Engineers: A Strategic Approach, Standard Edition (Chs 1 36) - 4 Edition - Chapter 41 - Problem 41.72

Already have an account? Login here
×
Reset your password

A sodium atom emits a photon with wavelength 818 nm

Physics for Scientists and Engineers: A Strategic Approach, Standard Edition (Chs 1-36) | 4th Edition | ISBN: 9780134081496 | Authors: Randall D. Knight (Professor Emeritus) ISBN: 9780134081496 191

Solution for problem 41.72 Chapter 41

Physics for Scientists and Engineers: A Strategic Approach, Standard Edition (Chs 1-36) | 4th Edition

  • Textbook Solutions
  • 2901 Step-by-step solutions solved by professors and subject experts
  • Get 24/7 help from StudySoup virtual teaching assistants
Physics for Scientists and Engineers: A Strategic Approach, Standard Edition (Chs 1-36) | 4th Edition | ISBN: 9780134081496 | Authors: Randall D. Knight (Professor Emeritus)

Physics for Scientists and Engineers: A Strategic Approach, Standard Edition (Chs 1-36) | 4th Edition

4 5 1 412 Reviews
17
2
Problem 41.72

A sodium atom emits a photon with wavelength 818 nm shortly after being struck by an electron. What minimum speed did the electron have before the collision?

Step-by-Step Solution:
Step 1 of 3

Stalin's Purges ▯ 1934 ▯ Kirov --> party boss in Leningrad --> made Stalin nervous, so he killed him ==>> Stalin then accused innocent people of killing Kirov --> popular ▯ Party purged/killed off those who disagreed with Stalin ▯ Peaked in 1936-1938; "The Great Terror" ▯ Show trials: "criminals" confused o Brainwashed people into believing they were indeed guilty ▯ Charged with association with Trotsky Spread of Purges ▯ Purge affected all Party organizations ▯ Began in the Party ▯ Continued/spread into government branches ▯ Then the army ▯ Then political police itself ▯ Then the civilians Perpetrators ▯ Stalin, Khrushchev, Mikoyan, Malenkov, Beria, Molotov ▯ They would airbrush people out of photos once killed Ginzberg ▯ Spent 18 years in Gulag camps ▯ Had two sons ▯ Reunited with sons Anna Akhmatova ▯ From well-off family ▯ Grew up in comfort ▯ Meets well-known poet/marries him --> Nikolai Gumilev (1910) Acmeism ▯ 1912 poetic movement ▯ Down to Earth Frist Collection of Poetry ▯ Clear, concise poetry ▯ Acmeism ▯ Akhmatova ▯ 1921 --> Gumilev shot by government for alleged involvement in counterrevolutionary plot ▯ Akhmatova devastated ▯ 1922 --> becomes hard for her to publish ▯ 1946 --> Zoshchenko and Akhmatova were attacked, so they go to union of Soviet writers, but soon after left o They were expelled by Union of Soviet Writers and lost right to publish o She then stayed with friends and translated for a living Post-Stalin: release of Lev, new publishing opportunities ▯ Young poets gathered around Akhmatova (she was the only surviving poet because all others were killed) ▯ Received literary prize in Italy (1964) "Requiem" ▯ 1938-1940 ▯ Poem => written on scraps of paper where Akhmatova and Lydia Chukovskaya memorized them and then burned the paper because they didn't want to get caught Lev Gumilev and "Requiem" ▯ 1938 Lev arrested, tortured, Kresty Prison for 18 months, sentenced to death roe, then 5 years of Siberian exile instead ▯ Lev survived fighting in WWII, resentenced to Gulag ▯ Released after Stalin's death and lived until 1992 Kresty Prison ▯ Leningrad (St. Petersburg) ▯ Shaped like crosses (the buildings) Monuments ▯ To victims of Gulag ▯ To victims of political repression ▯ Monument to Akhmatova near Kresty Prison WWII ▯ 1939 --> Russians and Germans signed neutrality agreement o They split Poland (Russia moved into East Poland --> Germany attacked them) Siege of Leningrad ▯ September 1941 – January 1944 ▯ All good fighters were killed off ▯ Germans could not capture Leningrad o Took 2 years o Starvation, disease, almost ½ of population dead, Russians refused to surrender The Aftermath of WWII ▯ Millions dead ▯ Germans destroyed us ▯ Soviet Union gets bigger (Baltic States and Eastern Poland added) ▯ Rebuild USSR (five year plan) ▯ Focus on industrial production rather than human need ▯ Called "Great Patriotic War" Khrushchev Denounces Stalin ▯ Stalin dies in 1995 ▯ Khrushchev takes control of Soviet Union ▯ 1956, "Secret Speech" --> denounced Stalin, innocent people killed, did NOT denounce the system, only Stalin ▯ 1957 --> release people from the camps and rehabilitate the people ▯ This speech allows him to separate from Stalin ▯ 1964 -> Khrushchev removed from power Alexander Solzhenitsyn ▯ Writer ▯ First published thanks to Khrushchev ▯ Born 1918 --> one year after Bolshevik revolution ▯ Volunteered to serve in WWII ▯ February 1945 --> criticized Stalin ▯ Internal exile (couldn't go home) ▯ Becomes a teacher ▯ Writes, "A Day in the Life of Ivan Denisovich" o About Gulag camps o Story of poor Russian peasants caught in Stalin's camps o Solzhenitsym condemns Soviet system Political Consequence of Khrushchev's Resignation ▯ 1964 Khrushchev forced to resign ▯ Brezhnev forbidden to publish, teach or live in Moscow o Celebrated abroad, 1970 won Nobel prize o Exiled to Germany and ends up in Cavendish, Vermont, USA ▯ 1991 --> Soviet Union falls apart o Start publishing Solzhenitsyn's books again ▯ He returned to Russian at age 75 ▯ Had a radio show, was a celebrity in his native land ▯ Became disenchanted: said post-Soviet Russian culture spiritually bankrupt ▯ 2008 --> dies "Matryona's Home" ▯ Hard working and charitable (Matryona is) ▯ Poor ▯ Not luxury living situation ▯ She's had a rough life ▯ She's a survivor ▯ Constantly working and doing for others o People take advantage ▯ Mother Russia --> crushed by trains (trains = Soviet "progress") o Metaphorical ▯ She is basically killed ▯ She is giving away her home

Step 2 of 3

Chapter 41, Problem 41.72 is Solved
Step 3 of 3

Textbook: Physics for Scientists and Engineers: A Strategic Approach, Standard Edition (Chs 1-36)
Edition: 4
Author: Randall D. Knight (Professor Emeritus)
ISBN: 9780134081496

Other solutions

People also purchased

Related chapters

Unlock Textbook Solution

Enter your email below to unlock your verified solution to:

A sodium atom emits a photon with wavelength 818 nm