68651. For a first order system having transfer function , the unit impulse response is
68652. A stepper motor is
68653. In a two phase ac servomotor rotor resistance is R and rotor reactance is X. The speed curve will be linear if
68654. In the given figure, the input frequency is such that R = XC. Then
68655. From the noise point of view, bandwidth should
68656. First column elements of Routh's tabulation are 3, 5, , 2. It means that there
68657. When a unit step voltage drives a lag network the output
68658. Use the Collective noun:Fish
68659. A system has its two poles on the negative real axis and one pair of poles lies on jω axis. The system is
68660. In the given figure the input frequency is such that R << Xc, then
68661. In the given figure, of potentiometer V0 = Vi (R0/Ri) only when
68662. Bellows converts
68663. Assertion (A): The steady state response, of a stable, linear, time invariant system, to sinusoidal input depends on initial conditions. Reason (R): Frequency response, in steady state, is obtained by replacing s in the transfer function by jω
68664. Consider the systems with following open loop transfer functions If unity feedback is used, the increasing order of time taken for unit step response to settle is
68665. The phase margin and damping ratio have no relation.
68666. For the transport lag G(jω) = e-jωT, the magnitude is always equal to
68667. The log magnitude curve for a constant gain K is a
68668. The compensator of the given figure is a
68669. If error voltage is e(t), integral square error =
68670. A lag compensator is essentially a
68671. Stepper motors find applications in
68672. For type 2 system, the magnitude and phase angle of the term (jω)2 in the denominator, at ω = 0, are respectively
68673. In an integral controller
68674. In Bode diagram (log magnitude plot) the factor in the transfer function gives a line having slope
68675. In the given figure the input is x(t) = A sin ωt. The steady state output y(t) =
68676. In the given figure x6 =
68677. A negative feedback system has . The closed loop system is stable for
68678. For the control system in the given figure, the value of K for critical damping is
68679. Bode magnitude plot is drawn between
68680. For the system in the given figure,
68681. In the given figure, if R = XC, voltage gain is
68682. The system in the given figure, has
68683. The given figure shows a pole zero diagram. The transfer function G(j1) is
68684. For very low frequencies, v0/vi in the given figure equals
68685. In a minimum phase system
68686. The first column of a Routh array isHow many roots of the corresponding characteristic equation are in left half s-plane?
68687. For the given figure, time constant RC = t . Then
68688. The entries in the first column of Routh array of a fourth order are 5, 2, - 0.1, 2, 1. The number of poles in the right half plane are
68689. In Bode diagram (log magnitude plot) the factor (jω)n in the transfer function gives a line having slope
68690. The magnitude of transport lag factor is always zero.
68691. The primary function of lag compensator is to provide sufficient
68692. For G(jω) =
68693. The transient response of a second order system is given by for 5% criterion the settling time is
68694. The polar plot of a transfer function passes through (-1, 0) point. The gain margin is
68695. For the system in the given figure, the transfer function C(s)/R(s) is
68696. For the system in the given figure, the characteristic equation is
68697. In control systems the magnitude of error voltage
68698. The slope of log-magnitude asymptote changes by - 40 dB/ decade at a frequency ω1. This means that
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