Thermal Pollution Generally Refers to Which of the Following

question 110

Multiple Choice

Thermal pollution generally refers to which of the following?

• A) the decrease in the O₂ content of warm water as compared to cold water
• B) the increase in the O₂ content of cold water as compared to warm water
• C) both a and b
• D) neither a nor b

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Definitions:

Climbing

A gear problem caused by excessive wear in intermeshing gears or bearings. Climbing occurs when intermeshing gears move apart sufficiently for one gear to climb over the apex of its mate.

Zero Lash

The condition or adjustment in a mechanical system where there is no slack or play between the parts, resulting in precise and immediate response to input.

Spur Gearsets

Gears with straight teeth mounted on parallel shafts, commonly used in transmissions to change the speed or torque of a vehicle.

Thrust Forces

Forces that generate forward movement in a machine or structure, often used in reference to propulsion systems like rockets or jet engines.