STUPIDSID
1(a)
Explain generalized measurement system elements with block diagram.
5 M
1(b)
What is mathematical modeling? Write significance of mathematical modeling in control systems.
5 M
1(c)
Write short note on PID controller.
5 M
1(d)
Write the working principle of piezoelectric accelerometer
5 M
2(a)
Explain the following terms with respect to measurement system: (i) Span and Range (ii) Drift
5 M
2(b)
Illustrate the working principle of 'Nozzle flapper' for displacement measurement.
5 M
2(c)
Convert the following state-space system of a single input single output system into a transfer function: {x1x2}=[−3211]{x1x2}+{02}u(t)y(t)=[10]{x1x2}
Here x1 and x2 are state variable u(t) is a force vector and y(t) being the system response.
Here x1 and x2 are state variable u(t) is a force vector and y(t) being the system response.
10 M
3(a)
With a neat sketch explain working of an Operational Amplifier (Op-amp). Enumerate limitations of the same.
5 M
3(b)
What are desired, interfering and modifying inputs w.r.t. measurement of a system?
5 M
3(c)
For a unity feedback system having G(s)=10(s+1)s2(s+2)(s+10) determine (i) error coefficients (ii) Steady State error for input as 1+4t+t22
10 M
4(a)
What are the different elastic transducers used for the pressure measurement. Illustrate the working principle of any one in detail.
10 M
4(b)
A system is represented by the equation SB+5S6+2S4+3S2+1=0. Examine the stability of the system by using Routh's criterion.
10 M
5(a)
Sketch Bode plot and assess the stability for the control system having open loop transfer function G(S)H(S)=120(S+2)(S+10)
10 M
5(b)
With a neat sketch explain the constructional feature and working of (i) Ionization Gauge, (ii) Thermocouples
10 M
6(a)
Draw the root-locus of the control system whose open-loop transfer option is given by G(S)H(S)=KS2(S+1)
10 M
6(b)
With a neat sketch explain the constructional feature and working of (i) digital tachometer, (ii) Rota-meter.
10 M
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