Question: A parallel plate geometry was used to measure the dynamic rheological properties of a polymer melt at 1 9 0 C . The applied sinusoidal

A parallel plate geometry was used to measure the dynamic rheological properties of a
polymer melt at 190C. The applied sinusoidal strain and corresponding stress curves at an
angular frequency of 10s-1 are given in the following graph. Calculate the following
viscoelastic properties of the polymer melt at an angular frequency of 10s-1.
a. Phase angle
b. Storage modulus
c. Loss modulus
d. Complex modulus
e. Complex viscosity
A parallel plate geometry was used to measure the dynamic rheological

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