Physical mechanics

Aeromechanics (7)
Classical mechanics (2)
Physical mechanics (7)

Synopsis: Physics & astronomy: Physics: Physical mechanics:


impactlab_2014 00353.txt

Allows mechanical devices such as tractors to warn mechanics that a failure is likely to occur soon.


Livescience_2013 01364.txt

Building in tornado country Even in Tornado Alley buildings are designed to withstand only 90 mph (145 km h) straight-line winds said Partha Sarkar who studies wind engineering and aerodynamics at Iowa State university.


Livescience_2013 03546.txt

Teams must address aerodynamics to score well in the design event but may use whatever type


popsci_2013 01299.txt

Sorry your understanding of orbital mechanics is flawed fundamentally. As DCRANNE correctly mentioned Earth would neither be accelerated nor de-accelerated (who or

and speed (aka angular momentum) in relation to the only center of gravity the still have -which is earth. So all lower earth orbits would basically be undisturbed completely.

Classical mechanics assumes physical interactions propagate at infinite speed. In general relativity which supersedes classic mechanics gravity travels in waves at the speed of light.

The speed of gravity has actually been measured experimentally not with pinpoint accuracy but within the ballpark of the speed of light.

and teach classical mechanics because it is a good approximation of how objects with low mass and speed behave


Popsci_2014 01373.txt

But until recently inventors lacked the aerodynamics expertise to turn diagrams into mechanical versions of something as quotidian as a fly or a bee.

Although insects and their relatives represent roughly 80 percent of the world s animal species ome 900000 known types he mechanics of their flight had long been an enigma.

And the stubby wings of bees and other insects lift far more weight than can be explained using conventional steady-state aerodynamics principles.

Working independently the researchers characterized the aerodynamics of flight with unprecedented specificity. Dickinson and electrical engineer Ron Fearing won a $2. 5-million DARPA grant in 1998 to apply these principles to a fly-size robot.

which aerodynamics insights the students should try to reproduce. Flies have really complex wing trajectories.

The Techject Dragonfly takes advantage of an aerodynamics principle called resonance. When wings flap at their most efficient frequency hich happens

But within milliseconds the fly s center of gravity appeared to pull the fly back into a stable position.


ScienceDaily_2013 16618.txt

Within 25 years practically no ash trees may remain on either side of the St lawrence Seaway said Akhlesh Lakhtakia Charles Godfrey Binder Professor of Engineering science and Mechanics at Penn State.


ScienceDaily_2014 01939.txt

Specifically we coated a dead female beetle with a vapor of nickel and used the'nickelized'shell to fabricate two matching molds in the shape of a resting beetle said Akhlesh Lakhtakia Charles Godfrey Binder professor of engineering science and mechanics


Smart_Planet_7 00490.txt

Logan Ward reports for Popular Mechanics: On September 28, 2010, the Federal Aviation Administration issued a Light Sport Aircraft certificate for the Maverick Sport,


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