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1819. Heavy duty bearings are usually made of

September 7, 2025 by Admin

White metal

Phosphorous bronze

Monel

Zinc

✅ The correct answer is option A.

Categories Chemical Engineering, Engineering, Materials and Construction MCQs Tags Chemical Engineering MCQs, Engineering MCQs, Materials and Construction MCQs

1816. ‘Age hardening’ of duralumin is due to

1821. Babbit metal used for making bearings should have

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