TLS Online TPP Program
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TLS Online TPP Program
#Question id: 41054
#Unit 12. Biochemical Engineering
Q. Consider heat flow across a biological tissue layer that behaves according to Fourier's law (𝑱𝒒=−𝒌𝜵𝑻). If the tissue undergoes a physiological change such that its thermal conductivity (𝒌) doubles, but the temperature gradient (𝜵𝑻) across the tissue is reduced to half of its original value, how will the new heat flux (𝑱𝒒′) compare to the initial heat flux (𝑱𝒒)?
TLS Online TPP Program
#Question id: 41055
#Unit 12. Biochemical Engineering
Q. In the constitutive equation for heat conduction, 𝑱𝒒=−𝒌𝜵𝑻, what is the physical significance of the negative sign?
TLS Online TPP Program
#Question id: 21414
#Unit 12. Biochemical Engineering
A fermentation medium is being cooled from 700 to 320 in a double pipe heat exchanger. Cooling fluid flowing counter currently with this stream is heated from 200 to 460 . The log mean temperature difference (in0 ) for the two streams is:
TLS Online TPP Program
#Question id: 20573
#Unit 12. Biochemical Engineering
A substrate is consumed in a zero order reaction such that the concentration falls from 40 g/l to 20 g/l in 4 h. How long will it take the substrate to fall from 20 g/l to 2 g/l:
TLS Online TPP Program
#Question id: 21049
#Unit 12. Biochemical Engineering
Which one of the statements given below is NOT true? Equilibrium constant (K) of a chemical reaction at a specific temperature can be determined if the:
TLS Online TPP Program
#Question id: 20820
#Unit 12. Biochemical Engineering
How does the rate of a typical chemical reaction vary as a function of temperature?
