Question

2- How will you find which material
is harder when comparing two material​

Answer 1

Answer:

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Where a material lies on the Mohs scale is determined by a simple manual scratch test. If two materials are compared, the harder one is capable of scratching the softer one, but not vice versa.

Answer 2

Answer:

Where a material lies on the Mohs scale is determined by a simple manual scratch test. If two materials are compared, the harder one is capable of scratching the softer one, but not vice versa.