260.  For a feedback control system of type 2, the steady state error for a ramp input is
A. infinite
B. constant
C. zero
D. indeterminate

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261.  The closed-loop transfer function of a C(s)1 control system is given by ? - R(S) 1 + s
A.
B.
C.
D.

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262. The open loop transfer function is equal to
A. infinity
B. zero
C. one
D. none of

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263. The maximum overshoot is s(s + 1) equal to
A.0.143
B.0.153
C.0.163
D.0.173

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264.  None of the poles of a lonear control system lie in the right half of s-plane. For a bounded input, the output of this system
A. is always bounded
B. could be unbounded
C. always tends to zero
D. none of the above

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265.  The phase lead compensation is used to
A. increase rise time and decrease overshoot
B. decrease both rise time and overshoot
C. increase both rise time and overshoot
D. decrease rise time and increase overshoot

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266.  Ratio of the rotor reactance X to the rotor resistance R for a two-phase servontor
A. is equal to that of a normal induction motor
B. is less than that of a normal induction motor
C. is greater than that of a normal induction motor.
D. may be less or greater than that of a normal induction motor.

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