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an insulation system around a cylindrical pipe consists of two different layers the first layer immediately on the
a composite wall with three different layers as shown in figure 42 generates 025 gwm3 of heat using the relevant data
calculate using one two and four elements the temperature distribution and the heat dissipation capacity of a fin of
in a double pipe heat exchanger hot fluid flows inside a pipe and cold fluid flows outside in the annular space the
evaluate the partial derivatives of the shape functions at psi 14 and eta 12 of a quadrilateral element shown in
a short aluminium cylinder 25 cm in diameter and 5 cm long is initially at a uniform temperature of 100degc it is
1 derive a convection-diffusion equation using a differential control volume approach2 derive the cg method for a
1 for natural convection problems if alpha is replaced by nu in the nondimensional scaling derive the new
a cooker a of 30 cm diameter and volume 30 l is initially filled with liquid water of 4 kg it is then heated until the
during operation the compressor unit of a refrigerator with mass 75 kg and rotational speed900 rpm experiences a
calculate the force and pressure acting across the pelvis and at the feet of a 150 lbm person model the body using
question 1 consider a reservoir with the following datas novariablesymbolmagnitude1average reservoir depthdr100
more on the grand canonical ensemblewe have previously derived a general expression for the grand canonical partition
fermions in a two-level system with degeneracyconsider a system of n independent fermions assume that the
ideal fermi gas in two dimensionsconsider an ideal fermi gas in two dimensions it is contained in an area of dimensions
bosons in four dimensionsconsider an ideal boson gas in four dimensions the n particles in the gas each have mass m and
energy of an ideal bose gas in four dimensionsagain consider an ideal boson gas in four dimensions the n particles in
monte carlo simulation of a d 2 ising modelwrite a computer program to perform a monte carlo computer simulation of
quantum statistical mechanics a many-spin system this is a more difficult version of the previous problemconsider a
another diatomic ideal gas-entirely classical this time but in two dimensionsconsider a classical dilute diatomic gas
generalized energy spectrafor black-body radiation the frequency of the low-lying modes was proportional to the
radiation from the sun1 the suns radiation can be approximated by a black body the surface temperature of the sun is
black-body radiationon the same graph sketch the energy density of black body radiation uomega vs the frequency omega
the harmonic crystal with alternating spring constantsmost crystals contain more than one kind of atom this leads to
the harmonic crystal with alternating massesmost crystals contain more than one kind of atom this leads to both