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Electronics and Communication Analog Electronics Difficulty: Medium

Consider the following statements: The Gain margin and Phase margin of an unstable system may respectively be: 1. Positive, negative 2. Negative, positive 3. Negative, negative Which of the above statements is/are correct? For the generation of a cyclic code, the generator polynomial should be the factor of . . . . . . . . A composite R-C network yielded the following transfer function when calculated from its components: $$T\left( s \right) = \frac{{C\left( s \right)}}{{R\left( s \right)}} = \frac{{1 + 21s + 20{s^2}}}{{1 + 11s + 10{s^2}}}$$ This network can be used as which one of the following? Which of the following does not show non-linear V-I characteristics? For the flow diagram shown in figure, the transfer function $$\frac{{Y\left( s \right)}}{{R\left( s \right)}}$$ is