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  • PC 2021
    • Physics Cup – TalTech 2021 – Problem 1
      • Physics Cup – TalTech 2021 – Pr. 1, Hint 1.
      • Physics Cup – TalTech 2021 – Pr. 1, Hint 2.
      • Physics Cup – TalTech 2021 – Pr. 1, Hint 3.
      • Physics Cup – TalTech 2021 – Pr. 1, Hint 4.
    • Physics Cup – TalTech 2021 – Problem 2
      • Physics Cup – TalTech 2021 – Pr. 2, Hint 1.
      • Physics Cup – TalTech 2021 – Pr. 2, Hint 2.
      • Physics Cup – TalTech 2021 – Pr. 2, Hint 3.
    • Physics Cup – TalTech 2021 – Problem 3
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      • Hint 2
      • Hint 3
      • Hint 4
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      • Hint 2
      • Hint 3
      • Hint 4
      • Hint 5
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      • Problem 4 – Hint 1
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      • Problem 4 – Hint 4
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      • Problem 1 - Added mass
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    • PC2021: Intermediate results, Problem 2, week 4
    • PC2021: Intermediate results, Problem 2, week 3
    • 2021-P1 Best Solutions and Final Results
    • PC2021: Intermediate results, Problem 2, week 2
    • PC2021: Intermediate results, Problem 1, week 7
    • PC2021: Intermediate results, Problem 2, week 1
    • PC2021: Intermediate results, Problem 1, week 6
    • PC2021: Intermediate results, week 5
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    • PC2021: Intermediate results, week 3
    • PC2021: Intermediate results, week 2
    • PC2021: Intermediate results, week 1
    • Problem 2; intermediate results, weeks 6
    • Problem 3; intermediate results, week 6
    • Problem 4; intermediate results, weeks 5,6
      • Problem 4, weeks 4-6
    • Problem 5; intermediate results, week 6

Physics Cup – TalTech 2021 – Pr. 2, Hint 1.

While there are many ways to solve this problem, the simplest solutions are based on the Laplace-Runge-Lenz vector, also known as the eccentricity vector.

Please submit the solution of this problem via e-mail to physcs.cup@gmail.com.

For full regulations, see the “Participate” tab.

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