What is the bearing and it's types...gear train...gear box...octane number .... thermal conductivity....heat transfer rate...

Question

Accepted Answer

Bearing is a device that supports and reduces friction between moving parts. Gear train is a system of gears that transmit power. Gear box is a device that houses gears and controls their speed. Octane number measures a fuel's resistance to knocking. Thermal conductivity is the ability of a material to conduct heat. Heat transfer rate is the amount of heat transferred per unit time.

Bearing is used in machines to support rotating or moving parts.
Types of bearings include ball bearings, roller bearings, and plain bearings.
Gear train is a series of gears that transmit power from one shaft to another.
Examples of gear trains include spur gear train, helical gear train, and planetary gear train.
Gear box is a device that contains gears and controls their speed and torque.
Examples of gear boxes include manual transmission in cars and gearboxes in industrial machinery.
Octane number is a measure of a fuel's ability to resist knocking or pinging in an internal combustion engine.
Higher octane number fuels have higher resistance to knocking.
Thermal conductivity is the property of a material to conduct heat.
Materials with high thermal conductivity, like metals, are good conductors of heat.
Heat transfer rate is the amount of heat transferred per unit time.
It is measured in units like watts or BTU per hour.

Accepted Answer

Thermal conductivity

What is the bearing and it's types...gear train...gear box...octane number .... thermal conductivity....heat transfer rate...

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