Sucrose is replace by another sugar in tobacco callus medium without effecting callus growth. This sugar is an osmotic agent and is not taken into the plant cells or metabolized because of its molecular size.

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#Question id: 13952

#Unit 12. Biochemical Engineering

If logx (5/7) = -1/3, then the value of x is 

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#Question id: 13634

#Unit 12. Biochemical Engineering

The binary operation □ is defined as a □ b = ab+(a+b), where a and b are any two real numbers. The value of the identity element of this operation, defined as the number x such that a □ x = a, for any a, is .

TLS Online TPP Program

#Question id: 13635

#Unit 12. Biochemical Engineering

Which of the following curves represents the function  Here, x represents the abscissa and y represents the ordinate.

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#Question id: 40584

#Unit 12. Biochemical Engineering

In the open-loop process shown in the figure, the input 𝑈(𝑠), the transfer function 𝐺_𝑝(𝑠) and the output 𝑌(𝑠) are given in the Laplace domain in terms of the Laplace variable s. For this process, which of the following is true?

(where 𝑀, 𝜏_𝑝,𝐾𝑃, are the magnitude of the input, the characteristic time and the gain for the process, respectively)

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#Question id: 40563

#Unit 12. Biochemical Engineering

The transfer function of a Proportional-Integral (PI) controller 𝐺_𝐶(𝑠) is given by 

where 𝐾_𝐶 is the controller gain, 𝜏_𝐼 is the controller integral time constant and s is the Laplace variable. The role of the integral component of the controller is to ____________. 

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#Question id: 40560

#Unit 12. Biochemical Engineering

Which of the following is one of the eigenvalues for the matrix given below?