Define Poisson's ratio. Give it limiting values and discus method for the determination of Poisson's ratio for rubber in detail along with the necessary equations.
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![Define Poisson's ratio. Give it limiting values and discus method for the
determination of Poisson's ratio for rubber in detail along with the necessary
equations.
OR
Defiene Poisson's ratio (o)and derive formula of its determin experimentally
a2
i.e o = ²/11 - 1²/²2 -
dH
1
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- PV 1/V- (1) (ii) 1/V (iv) (ii) Boyle's law may be best expressed by O the top left curve any of the curves shown here either of the curves in the bottom row O the top right curveDirections: Solve the following problems. Use g = 9.80 m/s2 and assume allnumbers are accurate to 3 significant figures unless otherwise indicated.Starting from the N(p) expression of a 3D conductor, derive an expression for the exact density of states D(E) for the 3D conductor in the below graph (You have to show all the steps that lead to your final answer). The length of the conductor is given as L = 20 nm and the diameter is given as D= 4 nm. The +E.. 2mo energy momentum relationship is given as: E =
- 1. Given the following properties for Germanium – Diamond cubic structure (a = 0.5658 nm; Intrinsic carrier density at 300K (n; = 2.4 x 1013 cm-3) Electron mobility (He = 3900 cm²/v-s) Hole mobility (uh = 1900 cm?/v-s) %3D %3D Calculate the following - a. The ratio of the intrinsic carrier density to the atomic density b. The conductivity of intrinsic Ge at 300KPls help ASAP. Pls show all work and explain thoroughly on what equation is being used and how you come up with the answer. Also, pls underline or square the final answers.3
- formula other than the one pictured/what is the derivation of the fermi-dirac formula? (FD)Find the optical and acoustical branches of the dispersion relation for a diatomic linear lattice, solids, physicsThe ratio of first nearest neighbor distance of the face-centered-cubic (fcc) to that of structure * of body-centerd (bcc) is a. sqrt(2) O b. 1/2 O c. (0.5) sqrt(3/2)0 d. (2)sqrt(2/3) O e. 1/sqrt(2) O