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4

Gauges MCQ with Answers

4) Why the melting point of bearing material should be lower than that of the shaft?

Prevents shaft seizure

Prevent damage to bearing

Allow the bearing to run efficiently

Prevent thermal expansion of shaft

Answer is:

Prevents shaft seizure

Gauges MCQ with Answers

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Related Gauges MCQ with Answers

5) Which alloying metal bearing can work at higher temperature and higher load carrying capacity?

Cast iron

White metal

Copper lead alloys

Cadmium based alloy

Answer is:

Cadmium based alloy

6) Which metal is used in electroplating to the metal surface to resist corrosion for long period and to retain high polish?

Lead

Nickel

Chromium

Aluminium

Answer is:

Chromium

7) Which metal protects corrosion resistant and does not crack or peel off due to temperature variation on coating?

Zinc

Nickel

Copper

Chromium

Answer is:

Zinc

8) Which corrosion resistant metal is used in chemical plant and food processing?

Lead

Copper

Aluminium

Stainless steel

Answer is:

Stainless steel

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