For a second order instrument, the optimum range of Œæ (damping rati – McqOptions

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1.	For a second order instrument, the optimum range of Œæ (damping ratio), which gives good frequency response over a wide range of frequencies is
A.	0.5 to 0.6
B.	0.6 to 0.7
C.	0.7 to 0.8
D.	0.8 to 1.0
Answer» B. 0.6 to 0.7

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