We divide the thin rectangular sheet in small parts of height b and length dr. All these sheets are parallel to b. The infinitesimal moment of inertia of one of these small parts is

where

Now we find the moment of inertia by integrating from

to

The moment of inertia is

(from (-a/2) to

(a/2))
Answer:
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Standards provide people and organizations with a basis for mutual understanding, and are used as tools to facilitate communication, measurement, commerce and manufacturing. Standards are everywhere and play an important role in the economy, by: facilitating business interaction.
Work is a quantity that measures the effects of a force acting over a distance.
-- Free neutrons collide with Uranium nuclei.
If one is absorbed, then
-- the Uranium nucleus falls apart,
producing
-- smaller nuclei,
-- energy,
and
-- more free neutrons.
The subsurface zone in which all openings of the rock are filled with water is called the zone of saturation.