What are the 100 most important chemical compounds in Building Materials? (List name only)
Describe about density of states function
Describe about hall voltage
Describe about quasi - Fermi level
Describe about ionized impurity scattering
Describe about complete ionization
Calculate the length of covalent bond radius in silicon. (lattice constant a=0.543 nm)
Work done to move the tank at a distance of 5 m if the it is fully filled with the
liquid.
Consider a cylindrical specimen of a steel alloy (Figure 6.21) 10.0 mm(0.39 in.) in diameter and 75 mm (3.0 in.) long that is pulled in tension. Determine its elongation when a load of 23,500 N (5,300 lbf) is applied.
Describe the heat treatment scheme that would provide the following property
changes to 1080 steel: (refer your treatments to the appropriate time-temperaturetransformation
curve).
a. Pearlite to Bainite
b. Austenite to Martensite
c. Pearlite to Martensite
d. Mixture of 75% pearlite and 25% Martensite to 100% tempered Martensite