Engineering Materials
Acidic solution is one which has pH value

Greater than 7
pH value has nothing to do with neutral solution
Equal to 7
Less than 7

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Engineering Materials
Specify the sequence correctly

Stress relief, grain growth, recrystallization
Stress relief, recrystallization, grain growth
Grain growth, stress relief, recrystallization
Grain growth, recrystallization, stress relief

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