Previous Year Very Short Questions of M-3 (B-TECH civil engineering 3rd)

Engineering mathematics-3

Previous year question paper with solutions for Engineering mathematics-3

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  1. State and prove Second Shifting property for Laplace Transform
  2. State Rodrigue’s formula for Legendre polynomials
  3. Find solution of homogeneous partial differential equation 2r – 5s + 2t = 0.
  4. If f(z) is analytic and Im f(z) is constant then show that f(z) is constant
  5. Define even and odd functions. Give an example of a function which is neither even nor odd.
  6. Write the sufficient conditions for the existence of Laplace transform
  7. Find the Fourier series of the function f(x) = x, –  < x < .
  8. Show that Pn(1) = 1, where Pn(x) denotes the Legendre Polynomial
  9. Eliminate the arbitrary constants a and b from z = ax + by + a2 b2 , to obtain the partial differential equation.
  10. Write half range sine series of the function f (x) = x, in 0 < x < 2
  11. Define analytic function. Give an example of the same
  12. Form a differential equation from z = (x + a) (y + b)
  13. State Cauchy’s Theorem
  14. State any one property of “conformal mapping”.
  15. Show that Pn(1) = 1, where Pn(x) denotes the Legendre Polynomial
  16. Write the sufficient conditions for the existence of Laplace transform
  17. Compute the residue at all singular points of the function f(z) = cot z.