Practice question

Calculate the maximum allowable filling degree (in % of capacity) for a tank shell carrying a liquid with a coefficient of cubical expansion of 90 x 10^-5 per °C at 15°C, where maximum mean liquid temperature during carriage is estimated at 50°C. (Formula: Degree of filling = 100 / (1 + alpha * (50 - t_f))).

  1. 90.0%
  2. 85.0%
  3. 96.9%
  4. 99.5%

Answer: C — 96.9%

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