85.  Transfer function of a system is used to calculate
A. the steady state gain
B. the time constant
C. the order of the system
D. the output for a given input

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86. Poles are the complex frequencies of a transfer function where the response becomesIt is
A. infinite
B. zero
C. oscillatory
D. decaying

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87. Zeros are the complex frequencies of a transfer function where the response becomes
A. infinite
B. zero
C. oscillatory
D. exponentially decaying

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88.  Which of the following is an open loop Capacitance start system?
A. Ward Leonard control
B. Amplidyne.
C. armature controlled dc motor
D. field controlled dc motor

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89.  In force-current analogy, mass is analogous to
A.inductance
B. current
C. voltage
D. capacitance

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90.  In the force-current analogy, indicate the true statement
A. Velocity is analogous to current
B. Spring stiffness is analogous to
C. internal system changes are reciprocal of capacitance
D. Mass is analogous to reciprocal of inductance

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91.  In force-voltage analogy, moment of inertia is analogous to
A. capacitance
B. inverse capacitance
C. inductance
D. inverse inductance

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