TLS Online TPP Program

#Question id: 15511


Which is the correct option, if roots of auxiliary equation are 1, -1, -1, 1 ± 2i.

#Section 1: Engineering Mathematics
  1. c1ex  + c2e-x + c3e-x + ex(c4 cos(2x) + c5 sin(2x))
  2. c1ex + c2e-x + c3xe-x + ex(c4 cos(2x) +  c5sin(2x)
  3. c1xex  +c2e-x  +c3e-x  +ex(c4 cos(2x)  +c5 sin(2x)
  4. c1ex  +c2e-x+c3e-x + xex(c4 cos(2x) + c5 sin(2x) 
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TLS Online TPP Program

#Question id: 14284

#Section 5: Bioprocess Engineering and Process Biotechnology

The specific productivity (qp) of an enzyme production Is fitted linearly with specific growth rate p of a fungal organism according to the equation The estimated values of constants alpha and beta are 0.0006 and 25 respectively. The enzyme production kinetics is 

TLS Online TPP Program

#Question id: 14285

#Section 5: Bioprocess Engineering and Process Biotechnology

Match the transport process with appropriate time constants given below 

Transport ProcessTime Constants
1. Oxygen transferp. V/Q
2. Heat transferq. 4V(1.5ND3)
3. Flowr. VpCp/UA
4. Mixings. 1/KLa 

TLS Online TPP Program

#Question id: 14286

#Section 5: Bioprocess Engineering and Process Biotechnology

 When a liquid of density 1200kg/m3 and viscosity 0.01 kg m^-1s^-1 flows through a 1 cm ID pipe at 0.2m/s, the flow is referred as a 

TLS Online TPP Program

#Question id: 14287

#Section 5: Bioprocess Engineering and Process Biotechnology

A chemostat is run with a feed rate of llitre/h when the volume of the reactor is also 1 litre. At steady state the doubling time of the cells in the chemostat is.....   h. 

TLS Online TPP Program

#Question id: 14288

#Section 5: Bioprocess Engineering and Process Biotechnology

During a batch culture experiment the following data was obtained 

What will be the product yield (g) per gram of substrates?

TLS Online TPP Program

#Question id: 14289

#Section 5: Bioprocess Engineering and Process Biotechnology

In a fermenter the impeller diameter is increased from 0.5m to 1m and the rpm is increased from 100 rpm to 400 rpm. Reynolds number will increase by?