Download MBBS TMU 2nd Year 2019 MBS203 Pharmacology II Question Paper

(OR)

UNIT - II

3. (a) Explain the concept of orthogonality. Find the mean square error in representing f(t) by g(t) over the interval (t₁, t₂).

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   (OR)

4. (b) Find the Fourier transform of the following functions:

   1. f(t) = A Cos(ω₀t)
   2. f(t) = e^-atu(t)

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UNIT - III

5. (a) Define and explain about different types of random variables with examples.

   (OR)

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6. (b) The probability density function of a random variable X is given by

   f_X(x) = Ke^-|x|, -∞ < x < ∞

   Determine:

   1. The value of K
   2. Probability that X² > 1

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UNIT - IV

7. (a) Define Random Process and classify it with examples.

   (OR)

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8. (b) Define Auto Correlation and Cross Correlation functions of a random process and write their properties.

UNIT - V

9. (a) Derive the relation between input and output power spectral densities of an LTI system.

   (OR)

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10. (b) Define Bandwidth. Explain different types of Bandwidth.

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