- What is an open-loop control system, and how does it differ from a closed-loop system?
- Explain the basic components of an open-loop control system.
- What are the advantages and disadvantages of open-loop control systems?
- Provide examples of open-loop control systems in everyday life and industrial applications.
- How does stability play a role in open-loop systems?
- How can you enhance the performance of an open-loop control system?
- Define closed-loop control system and outline its basic components.
- Explain the concept of error in closed-loop control systems.
- Discuss the advantages and disadvantages of closed-loop control systems.
- Provide examples of closed-loop control systems in different industries and applications.
- Describe the role of controllers in closed-loop control systems.
- What is the role of feedback in closed-loop control systems?
- How does feedback affect system stability in closed-loop control systems?
- What is an automatic control system, and how does feedback play a crucial role in its operation?
- Describe the basic components of an automatic control system with feedback.
- Draw a block diagram of driver driving a car.
- Draw a block diagram of refrigerator system.
- Draw a block diagram of regulating the flow of water from tank.
- Draw a block diagram of Air conditioning process.
- Explain: (a) Linear and Non Linear control system (b) Continuous and discrete system (c) Static and dynamic system
- What are the commonly used standard signals in control system testing and characterization?
- Discuss the standard signal formats, such as step, ramp, impulse, and sinusoidal signals, in control system analysis.
- What is a transfer function, and how does it describe the relationship between input and output in a linear time-invariant (LTI) system?
- Explain the concept of poles and zeros in the context of transfer functions and their relationship to system stability and frequency response.
- Derive transfer function of open loop and closed loop control system.
- Find the transfer function of RC low pass filter.
- What is characteristics equation?
- What are the poles and zeros in a transfer function?
- What are intial and final value theorems?
- Describe the transient response and steady-state response, highlighting their importance.
- Define rise time, peak time, settling time, and overshoot.
- Describe the process of calculating the step response for both first-order and second-order systems.
- How do poles and zeros of a transfer function affect the time response of a system?
- Define: Delay time, Rise time, Settling time, Steady state error, Maximum overshoot, Damping ratio
- What are Overdamped, Underdamped, Critically damped and Undamped systems?
- What do you mean by stability of a system?
- How stability analysis is done by RH criteria?
- What are the limitations of RH criteria?
- What are controllers? What is their need?
- Write short notes on: P controller, PD controller, PI controller and PID controller
- Give the basic idea of Laplace transform.
- Explain the following test signals with the help of their waveforms and their Laplace transform- (a) Unit impulse signal (b) Unit Step signal (c) Unit Ramp signal (d) Unit Parabola signal.
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