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The coefficients in the numerator polynomial of the transfer function may be?(a) must be negative(b) must be positive(c) may be positive(d) may be negativeThe question was asked in an interview for internship.I'm obligated to ask this question of Properties of Transfer Functions in chapter S-Domain Analysis of Network Theory

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Correct OPTION is (d) may be NEGATIVE

To explain I WOULD say: The coefficients in the numerator polynomial of the TRANSFER function may be negative and the COMPLEX or imaginary poles and zeros must occur in conjugate pairs.



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