Which test is used to measure a coating’s resistance to abrasions?

A) Coating and paint testing	B) Gravelometer testing
C) Emission bench testing	D) Mechanical testing

Answer & Explanation Answer: B) Gravelometer testing

Explanation: Gravelometer testing is another means of measuring a coating’s resistance to abrasions. In a gravelometer test, the samples have 300 pieces of gravel heaved at them by the machine’s air pressure.

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Category: Mechanical Engineering MCQs
Sub Category: Automotive Engine Design Mcqs

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