Discussion :: Petroleum Refinery Engineering
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Pick out the wrong statement.
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A.
Multigrade lubricating oils have high viscosity index.
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B.
Paraffinic oil has very high viscosity index.
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C.
Naphthenic oil has very low viscosity index.
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D.
High viscosity index means a large change in viscosity with change in temperature.
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Answer : Option D
Explanation :
No answer description available for this question.
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