Discussion :: Network Analysis and Synthesis
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The function Z(s) has a pole at infinity if
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A.
the degree of numerator and denominator of Z(s) are equal
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B.
the numerator of Z(s) is one degree higher than denominator
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C.
the denominator of Z(s) is one degree higher than numerator
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D.
the degree of numerator and denominator are either equal or differ by one
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Answer : Option B
Explanation :
If numerator is one degree higher than denominator z(s) tends to infinity as s tends to infinity.
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