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1 when the oxygen concentration of an air-sintered pure oxide is decreased by annealing in a reducing atmosphere by how
the major defects in kcl are known to be schottky-type and the formation free energy of the cation vacancy is lower
1 describe the basic assumptions of the lsw theory and discuss its results and implication2 consider two separate
1 consider a liquid phase sintering material containing inert second-phase spheres sketch and explain the growth shapes
the pore filling theory of liquid phase sintering predicts that the densification of powder compacts is determined by
the grain shape of nbc in a co liquid varies between a well-faceted cube and a sphere depending on annealing
1 explain why densification is in general faster in liquid phase sintering than in solid state sintering2 consider
1 explain the densification and shrinkage processes in the pore filling model and theory of liquid phase sintering what
a describe a possible method to estimate the activation energy of densification during liquid phase sinteringb what are
1 according to the pore filling theory the shrinkage of a compact occurs by a successive accommodation and recovery of
1 the improvement of densification by an external gas pressure after pore isolation is far more pronounced in liquid
question 1create the 3d model of the quickacting hold-down clamp assembly name the assembly as ex2lab8and9 upload the
design the pole by completing the following tasks1 choose an appropriate material for the pole2 find typical values of
nbspfor the variables h k q r e b h choose quantity values that are within the specified rangeand that have 3 nonzero
question consider the twoshy-link planar manipulator shown below with link length l1 l2 mass m1 m2 the distance of the
nbsphomework 6 on chapter 6reading assignments chapter 6 from textbook notes and slides
water is flowing between wedge-shaped walls into a small opening as shown in fig p646 the velocity potential with units
the velocity potential for a flow is given bywhere a is a constant determine the corresponding stream function and
one end of a pond has a shoreline that resembles a half-body as shown in fig p668 a vertical porous pipe is located
for a free vortex see video v64 determine an expression for the pressure gradienta along a streamline andb normal to a
potential flow against a flat plate fig p662a can be described with the stream functionwhere a is a constant this type
assignmentan engineer is trying to determine the suitability of two metal alloys alloy a and alloy b in fabricating
water flows around a 6-ft-diameter bridge pier with a velocity of 12 fts estimate the force per unit length that the
two immiscible incompressible viscous fluids having the same densities but different viscosities are contained between
the velocity of a fluid particle moving along a horizontal streamline that coincides with the x axis in a plane