Answer:
Is the equation for Ec=1/2 m(Dv)^2 where Dv is the difference between the angular speed & the areolar speed?
Answer:

Explanation:
From the question we are told that:
Fermi energy of conduction electrons 
Generally the equation for Fermi energy is mathematically given by



Where
h= Planck's constant




position 2
i know cause i already learned this
Answer:
The definition is defined in the clarification section down, and according to the particular circumstance.
Explanation:
- The trouble with perception is that even though we generally perceive it if delusions and hallucinations become conceivable, therefore perception is unlikely.
- The perception seems to be our issue: adapting to this culture requires giving up some vocabulary and ideas that are in the path of only possessing or taking up valuable space.
Density is mass over volume. Density is also a charecteristic property wich defines a substance and two different substance cant have the same charasteristic property.