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1- Explain the rationale of using a small WD to improve resolution.
2- In a tungsten SEM , Why does a high accelerating voltage provide the potential for higher resolution? Why is this counterintuitive?
3- Comment on the desired coating thickness for an insulating sample where maximum resolution is required. What material/s do you suggest for coating and why?
State the Planning the foundation for reciprocating engines i) The eccentricity of the common centre of gravity of machine and foundation referred to the centroid of base are
Law of superposition: When the two forces are in equilibrium (equal, collinear and opposite), their resultant is zero and their combined action on rigid body is equivalent to
Blasting Nozzle: Figure: Shown blast nozzle sample Jet injection type of nozzle is a very powerful blasting method. Nozzle design is very particular to the
necessity of lubrication
what ii cover unr
Thermodynamics. Justify that it is the science to calculate energy, energy and entropy. Sol : Thermodynamics is science which deals with conversion of heat into mechanical e
Determine the Elements of the VDAFS version 2.0 Elements of the VDAFS version 2.0 are shown in Table. Curves and surfaces are described with the help of points, set of points
Carbon and Graphite Both are excellent refractory materials but with good grace oxidize and thus are used merely either in neutral or reducing conditions. Graphite is more sta
Q. What is Hot extrusion? Hot extrusion is a hot working process, which means it is done above the material's recrystallization temperature to keep the material from work harde
limitations of euler''s theory
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