26. A voltage wave having 5% fifth harmonic content is applied to a series RC circuit. The percentage fifth harmonic content in the current wave will be
27. Assertion (A): If , the initial value of i(t) is 5AReason (R): As per initial vaue theroem
28. δ(t) is a
29. The analog signal given below is sampled by 600 samples per second for m(t) = 3 sin 500 p t + 2 sin 700 p t then folding frequency is
30. The signal defined by the equations f(t) = 0 for t < 0, f(t) = E for 0 ≤ t ≤ a and f(t) = 0 for t > a is
31. Inverse Laplace transform of is
32. Two function g1(t) and g2(t) with correlation of 6 has average power of 4 and 5 respectively. The power of g1(t) + g2(t) is
33. Look, the sun ......... in the east?
34. Z transform is a non-linear operation.
35. A signal g(t) = A then g(t) is a
36. The Fourier series of an odd periodic function contains
37. If , the terms in f(t) will have
38. An impulse function consist of
39. As per time displacement theorem in Laplace transformation, displacement in the time domain by T becomes
40. Which one is a causal system?
41. If , the coefficient of term e-t in f(t) will be
42. Double integration of a unit step function would lead to
43. If f(t) = A d(t - a), F(s) is
44. If is the Laplace transform of f(t) then f(0+) is
45. If f=0
46. An ac circuit has an impedance of (2 - j 9) Ω for third harmonic. The impedance for fundamental is
47. The ROC of sequence x[n] = (0.8)n ∪[n] + (0.4)n ∪[n]
48. Pick the odd one
49. Who was elected the president of INC when Subash Chandra Bose resigned?
50. If Laplace transform of f(t) is F(s), then £ f(t - a) u (t - a)= 0