Differentiate between open loop system and closed loop systems
[3 marks]Define Transfer function. Find the impulse response of a system whose transfer function is G=1/(S+4)
[4 marks]Find the overall transfer function of RLC circuit with output across capacitor. Q .2 (a) Write mason’s gain formula.
[3 marks]Difference between signal flow graph and block diagram representation of system
[4 marks]For the hovering systems given by
[7 marks]Define 1. Source node, 2. Loop, 3. Sink node
[3 marks]Find the transfer function for the following system
[4 marks]Find the mathematical model of the mechanical network
[7 marks]What is analogous of all variables in mechanical network in force- current analogy?
[3 marks]Explain liquid level systems in brief
[4 marks]What is state space model? Define states. Derive the expression for converting state model to transfer function?1
[7 marks]Find the polar plot of G=1/S
[3 marks]What is Bode plot. What should be the input to the system to obtain bode plot. What are the units of scales used for plotting bode plot
[4 marks]Sketch Bode plots of a unity feedback control system having open- loop transfer function as given below. The magnitude plot of this function should be an exact one and not an approximation. Find the 64(s2) GM and PM G(s) s(s0.5)(s2 3.2s64)
[7 marks]0 1 Find the eigen values for system represented byA 2 3
[3 marks]Write the rules for drawing root locus
[4 marks]Sketch the root locus for an open loop transfer function
[7 marks]Explain standard test signals
[3 marks]For the system G=25/S2+4S+25, find the natural frequency, damping ratio. Depending on the damping ratio, describe the system
[4 marks]Aunity feedback control system’s open loop transfer function is Using Routh criterion, calculate the range of k for the system to be stable. If the value of k=1, comment on stability.
[7 marks]For the closed loop system G=(S+1)(S+3)/S3(S+1)(S+3), find the following 1. Order, 2. Type, 3. characteristic equation Check the system stability for system whose characteristic equation is
[3 marks]04 given by S4+8S3+16S+5=0
[ marks]Draw unit step response of a second order control systems. Describe all specification in detail.
[7 marks]