What are the standard input test signals? Give equations for the same.
[3 marks]Compare the open and closed loop systems giving examples.
[4 marks]Explain Force Voltage and Force-Current Analogy with Mechanical systems with neat sketches
[7 marks]Define the resistance and capacitance of the liquid level systems.
[3 marks]What is transfer function? List out the properties of transfer function.
[4 marks]Obtain the Transfer function of the block diagram given in Fig. 1 using the block diagram reduction rules.
[7 marks]Obtain the transfer function for the signal flow network shown in Fig. using Mason’s Gain formula.
[7 marks]Define State space, state variables and state vectors.
[3 marks]Advantage and Disadvantages of state space analysis technique.
[4 marks]Find the state space model i.e., state matrix, input matrix, output matrix and transmission matrix for a system that described by the following transfer function. Also give block diagram representation for the state space model.
[7 marks]Explain two position controllers.
[3 marks]Differentiate the pneumatic systems and Hydraulic systems.
[4 marks]Obtain the transfer function for pneumatic PI controller with neat sketch.
[7 marks]Define: (1) rise time (2) settling time (3) steady state error
[3 marks]Plot the system response of the first order unity feedback system for unit impulse input.
[4 marks]Obtain analytically the rise time, peak time, maximum overshoot and settling time in the unit-step response of a closed -loop system given by
[7 marks]Explain absolute stability and relative stability
[3 marks]Obtain the range of Kfor stability of the system whose characteristic equation is given by
[4 marks]Obtain a steady state error for simple unity feedback systems – having Type N= 0,1,2, …... for unit step input signal. Comment on desirability of the system.1
[7 marks]Difference between transient and frequency response analysis
[3 marks]State the advantages of frequency response analysis
[4 marks]Draw the root locus plot for the system shown in Fig. 3. Find the break-in and breakaway points and locate on the plot. Also find the value of gain Kat break-in and breakaway points.
[7 marks]Enlist the sources of hydraulic power.
[3 marks]Explain the hydraulic control circuit with basic elements and neat sketch.
[4 marks]Discuss the hydraulic PI controller with neat sketch and necessary transfer function. + + Fig. 1 Block diagram reduction (Q.2(c)) R(s) Fig. 2 Signal Flow graph (OR Q. 2(c)) Fig. 3 (Q. 5(c))2
[7 marks]