• 2022-05-29
    Which of the following is not a function of modern lubricants
    A: Reduced friction
    B: Heat insulation
    C: Sealing
    D: Heat dissipation
  • B

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    • 0

      The sum of the sensible heat and the latent heat of any substance is known as ________. A: total heat B: residual heat C: specific heat D: superheat

    • 1

      Quart is to volume as () A: day is to night B: mile is to distance C: decade is to century D: friction is to heat E: part is to whole

    • 2

      Which of the following phenomena belongs to an adiabatic process ?() A: The temperature of the system remains unchanged B: The system does not absorb heat from the environment C: No heat exchange between the system and the environment D: The internal energy of the system remains unchanged

    • 3

      Which of the following solar terms belongs to spring? A: Major Heat B: Minor Snow C: Frost Descent D: Awakening of Insects

    • 4

      How will the heat loss change by thickening the insulation layer outside the pipe? A: Increase B: No change C: Decrease D: Can not be determined