Question
a.
Rotor diameter is small
b.
Applied voltages are seldom balanced
c.
Rotor resistance is low
d.
Torque speed curve is linear
Posted under Electronics and Communication Engineering
Interact with the Community - Share Your Thoughts
Uncertain About the Answer? Seek Clarification Here.
Understand the Explanation? Include it Here.
Q. Which of the following is not correct for two phase servomotor?
Similar Questions
Explore Relevant Multiple Choice Questions (MCQs)
Q. DC servomotors are, generally
View solution
Q. The gain margin of first and second order systems is infinite.
View solution
Q. One advantage of using polar plot is that it depicts the frequency response characteristics over the entire frequency.
View solution
Q. The force required to initiate motion between two contacting surfaces is called
View solution
Q. Assertion (A): Derivative control action cannot be used alone.
Reason (R): Derivative control action is effective only during transient periods.
View solution
Q. The slope of log magnitude curve near the cut off frequency is called cut off rate.
View solution
Q. Consider the following statements:
The gain margin and phase margin of an unstable system may respectively be
1. positive, positive
2. positive, negative
3. negative, positive
4. negative, negative
Of these statements
View solution
Q. A first order element yields almost exact duplication only for constant or slowly varying phenomenon.
View solution
Q. For a stable system
View solution
Q. If G(s)H(s) = K/s²(s²+2s+2), the angle of departure of root locus at s = - 1 + j is
View solution
Q. Accurate amplitude measurements can be made more easily than accurate phase shift measurements.
View solution
Q. A synchro transmitter receiver unit is a
View solution
Q. The transfer function of transportation lag is
View solution
Q. As the bandwidth increases, the cost of components
View solution
Q. If Nyquist plot has a encirclement of (-1 + jo) point, the system is stable if
View solution
Q. A conditionally stable system has
View solution
Q. In a pneumatic bellows
View solution
Q. Assertion (A): A large negative feedback is deliberately introduced in an amplifier to make its gain independent of variation in parameters of active device.
Reason (R): A large negative value of feedback results in a high value of return difference compared to unity which makes the feedback gain inversely proportional to the feedback factor.
View solution
Q. An electromechanical device which actuates a train of step angular movements in response to a train of input pulses on one to one basis is
View solution
Q. Assertion (A): If the Laplace transform is G(s) = 4/(s²+2s+4), the Laplaces transform of impulse response is given by C(s) = 4/(s²+2s+4)
Reason (R): The Laplace transform for an impulse function is 1.
View solution
Recommended Subjects
Are you eager to expand your knowledge beyond Electronics and Communication Engineering? We've handpicked a range of related categories that you might find intriguing.
Click on the categories below to discover a wealth of MCQs and enrich your understanding of various subjects. Happy exploring!