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Theorem of parallel axis

State the theorem of parallel axes for the moment of inertia.

Maulik

Ref http://hyperphysics.phy-astr.gsu.edu/hbase/parax.html

Principles of Physics in Chemistry

Meera Madhu asked:
“is there any priciples of phy involed in chemical reactions ?”
Answer:
Physics and Chemistry are the two main branches of Physical Science, the branch of science which discusses nature and its properties and the various phenomena associated with it.
Some of the Principles to mention are
The Principles of conservation,
Thermal expansion
How to hold a test tube, pipette, Burette etc?
(Visitors are requested to add more)

Magnetic Field of Earth

RS asks:

“could u please explain me what is earth’s [wiki]magnetic field[/wiki]? in detail and easily in brief?”

Ans

Please refer to http://hyperphysics.phy-astr.gsu.edu/hbase/magnetic/magearth.html for details. If you have any specific doubts related to it please ask as comment here.

Also see http://en.wikipedia.org/wiki/Earth’s_magnetic_field

[wiki]Geomagnetism[/wiki]

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Schrodinger’s Cat in Daily Life

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