Allied & ICAR Exam Bank • ALLIED_0283 MCQ • 1 Mark

Section 3: Farm Power

Farm Power

Subtopic: Lubricants and their properties

Question Statement:

The pour point of a lubricating oil is defined as:

Options:

  • (A) The lowest temperature at which the oil will continue to flow or pour when cooled under prescribed test conditions
  • (B) The temperature at which oil boils
  • (C) The temperature at which viscosity reaches zero
  • (D) The flash point

Answer Key:

A

Step-by-Step Solution & Explanation

Pour point indicates low-temperature pumpability; below this temperature wax crystals precipitate and gel the fluid.
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