40 TOP MATERIALS and CONSTRUCTION Online Test – Multiple Choice Questions and Answers

1. Brass is an alloy of


2. Cast iron has


3. Caustic soda is produced in a mercury cell having anode and cathode made respectively of moving mercury and


4. Which of the following has the highest compressive strength ?


5. Babbit metals used for making bearings are


6. Slow and progressive deformation of a material with time under constant stress is called


7. Acetaldehyde is produced by hydration of acetylene in a sulphuric acid solution of mercuric sulphate. Hydration tower is made of


8. __________ possesses viscoelastic properties


9. Which of the following materials may prove unsuitable for handling acetic acid (glacial & anhydrous) at 40°C ?


10. Steel tower used for the storage of oleum


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