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The viscosity of petroleum oil for hydraulic lifts is ____________

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The viscosity of petroleum oil for hydraulic lifts is ____________

(a) High

(b) Low

(c) Moderate

(d) Very high

I have been asked this question in a national level competition.

This intriguing question originated from Lubricants topic in division Industrially Important Materials of Engineering Chemistry II

1 Answer

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Best answer
Right choice is (b) Low

Best explanation: The viscosity of petroleum oil for hydraulic lifts is low as it makes it less dense and easier to lift up while carrying the operation.

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