Control systems engineering questions and answers pdf

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control systems engineering questions and answers pdf

Top 41 Control Systems Interview Questions - javatpoint

In electrical-pneumatic system analogy the current is considered analogous to a velocity b pressure c air flow d air flow rate. In liquid level and electrical system analogy, voltage is considered analogous to a head b liquid flow c liquid flow rate d none of the above. The viscous friction co-efficient, in force-voltage analogy, is analogous to a charge b resistance c reciprocal of inductance d reciprocal of conductance e none of the above. In force-voltage analogy, velocity is analogous to a current b charge c inductance d capacitance. In thermal-electrical analogy charge is considered analogous to a heat flow b reciprocal of heat flow c reciprocal of temperature d temperature e none of the above.
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Root locus Example 1 in Control Engineering by Engineering Funda, Control System Engineering Example

Looking for a job in Control Systems-Electrical Engineering? To be precise about Control Systems-Electrical Engineering is an engineering discipline that applies automatic control theory to design systems with desired behaviours in control environments.

CONTROL SYSTEM ENGINEERING questions and answers.pdf

Routh Hurwitz criterion states that a system is stable if and only if all the roots of the first column have the same sign and if all the signs are not same then number of time the sign changes in the first column is equal to the number of roots of the characteristic equation in the right half of the s-plane? What Is Resonant Peak. Sidharth Balasubramaniam. Example: Automobile.

What Is Control System. Many variables can be handled simultaneously. Steady state is function of time? Which of the following statements is correct for a system with gain margin close to unity or a phase margin close to zero.

The derivative controller produces a control action based on the rate of change of error signal systsms it does not produce corrective measures for any constant error. Define Damping ratio. Answer : The Feedback in Control System in one in which the output is sampled and proportional signal is fed qusstions to the input for automatic correction of the error any change in desired output for futher processing to get back the desired output. Business Skills.

This means that the output is not feedback to the input for correction. Write the force balance equation of ideal dashpot element. Which of the following devices is used for conversion of co-ordinates. Which of the following devices are commonly used as error detectors in instruments.

Define Steady state error. Enineering 6. Answer : The knowledge of the input signal is required to predict the response of the system. Due to which of the following reasons excessive bond width in control systems should be avoided.

Related Papers. In pneumatic control systems the control valve used as final control element converts a pressure signal to questioms signal b pressure signal to position change c electric signal to pressure signal d position change to pressure signal e none of the above Ans: b. Due to which of the following reasons excessive bond width in control systems should be avoided. Debayan Bhattacharya.

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The slope of the log-magnitude curve near the cut-off frequency is called the cut-off rate. All Courses. The time domain specifications are i. When the phase of the open loop transfer function reaches .

What is steady state response. Any set of mechanical or electronic devices that manages, regulates or commands the behavior of the system using control loop is called the Control System. Answer : Pole of a function F engibeering is the value at which the function F s becomes infinite. Force-voltage e b.

These systems are not reliable. View All Locations. For open control system which of the following statements is incorrect. Digital Marketing Skills.

A signal flow graph is a diagram that represents a set of simultaneous algebraic equations! Velocity v-voltage v c. Which of the following devices are commonly used as error detectors in instruments. The temperature, is considered analogous to a voltage b current c capacitance d charge e none of the above Ans: a.

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The cut-off rate indicates the ability of the system to distinguish between the signal and the noise. Business Skills. What is servomotor. What are the two segments of Nyquist contour.

In a stable control system backlash can cause which of the following. Which of the following statements ocntrol not necessarily correct for open control system. Answer : The knowledge of the input signal is required to predict the response of the system. Proportional controller ii.

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