Image: Firdouss Ross. Absolutely… well, a lot actually. Cloud Optimized GeoTIFF (COG) are geotiff files, like satellite imagery, that have been processed in a manner that makes it easy to consume for internet processing applications (read cloud).
What is the difference between a cog and a gear?
In the strict sense, a “cog” is a tooth on a wheel. A cogwheel is any wheel with teeth. A gear is a cogwheel used mesh with another cogwheel. And a sprocket is a cogwheel that links to another cogwheel by means of a chain.
What does cog in the wheel mean?
One who holds a minor but necessary post in a large organization, as in Frank knew he was just a cog in the wheel of this giant corporation. This term alludes to the role of the mechanical cog, one of the teeth on a wheel or gear that, by engaging other teeth, transmits or receives motion.
What are gear wheels?
1. gear wheel – a toothed wheel that engages another toothed mechanism in order to change the speed or direction of transmitted motion. cogwheel, gear, geared wheel. bevel gear, pinion and crown wheel, pinion and ring gear – gears that mesh at an angle. cog, sprocket – tooth on the rim of gear wheel.
Where does the word cog come from?
cog (n.) c. 1300, “wheel having teeth or cogs;” late 14c., “tooth on a wheel,” probably a borrowing from a Scandinavian language (compare Norwegian kugg “cog”) and cognate with Middle High German kugel “ball.”
How does a cogwheel work?
A rack railway (also rack-and-pinion railway, cog railway, or cogwheel railway) is a steep grade railway with a toothed rack rail, usually between the running rails. This allows the trains to operate on steep grades above 10%, which is the maximum for friction-based rail.
Is a cog a wheel?
A cog is a wheel or bar that contains projections or teeth that fit into the projections or teeth on another wheel or bar, generating torque. A cogwheel is a gear. Cog may also refer to the projections on the cogwheel.
Is as hard as nails?
If you say that someone is as hard as nails, you mean that they are extremely tough and aggressive, either physically or in their attitude towards other people or other situations.
What does spanner in the works mean?
put/throw
Definition of put/throw a spanner in the works informal. : to cause something to not go as planned We were ready to start the project when the bank threw a spanner in the works by denying the loan.
What are the 4 types of gears?
Read on to learn the different types of gear and the applications and industries that utilize them.
- Spur Gear. Spur gears transmit power through shafts that are parallel.
- Helical Gear.
- Double Helical Gear.
- Herringbone Gear.
- Bevel Gear.
- Worm Gear.
- Hypoid Gear.
What is a bicycle sprocket?
A sprocket, sprocket-wheel or chainwheel is a profiled wheel with teeth that mesh with a chain, track or other perforated or indented material. The name ‘sprocket’ applies generally to any wheel upon which radial projections engage a chain passing over it.
What does integral cog mean?
n the branch of calculus concerned with the determination of integrals and their application to the solution of differential equations, the determination of areas and volumes, etc.
