Q41. The type 1 system has ______ at the origin.

Q42. Phase margin of a system is used to specify which of the following ?

Q43. Which of the following can be measured by LVDT?

Q44. A.C. servomotor is basically a

Q45. The closed loop voltage gain of an op-amp based voltage follower is always _______.

Q46. Which of the following plays a crucial role in determining the state of dynamic system?

Q47. Which among the following plays a crucial role in determining the state of dynamic system?

Q48. The transfer function \(\frac{Y(s)}{U(s)}\) of a system described by the state equations,
\(\frac{dx}{dt}=-2x+2u\) and \(y(t) = 0.5x\) is:

Q49. The stability of the linear system:

Q50. A system is said to be ______, if its output is under control