Refrigeration system Study App | Inventions Trivia e-Book PDF
Inventions MCQs (Grade 8) From Textbook

Inventions MCQs – Certification Test 49

Refrigeration system Trivia (Question 49) – Study App & e-Book Download

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MCQ 49: The very first system for refrigerating water to produce ice was developed by:

  1. Sir Rudolph Diesel
  2. Sir Josef
  3. Sir Etienne Montgolfier
  4. John Gorric

Refrigeration system Trivia App & e-Book – Inventions Placement Tests

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Refrigeration system Trivia App Download: iOS & Android Apps

Refrigeration system Trivia App

General Knowledge Trivia App Download: Android & iOS Apps

General Knowledge Trivia App

Engineering Math Trivia App Download: Android & iOS Apps

Engineering Math Trivia App

Microelectronics Trivia App Download: Android & iOS Apps

Microelectronics Trivia App