If the control spring of PMMC instrument is replaced by another sprin – McqOptions

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1.	If the control spring of PMMC instrument is replaced by another spring whose spring constant is higher than the previous one, then the damping ratio and natural frequency
A.	Increases, decreases
B.	Increases, increases
C.	Decreases, decreases
D.	Decreases, increases
Answer» B. Increases, increases

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