Submarines operate based on ______?
PPSC Assistant Past Papers PDF / All — Multiple-choice practice
آبدوزیں ______ کی بنیاد پر کام کرتی ہیں؟
- A. Archimedes rule
- B. Newton's law
- C. Pascal's law
- D. None of these
Correct answer
Archimedes rule
Explanation
Explanation Submarines operate based on Archimedes' principle . It allows them to control buoyancy and submerge or surface by adjusting their density relative to the surrounding water.
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