GATE EE
Control Systems
Block Diagram and Signal Flow Graph
Previous Years Questions

## Marks 1

For the signal-flow graph shown in the figure, which one of the following expressions is equal to the transfer function $${\left. {{{Y\left( s \right)... The signal flow graph of a system is shown below.$$U(S)$$is the input and$$C(S)$$is the output. Assuming$${h_1} = {b_1}$$and$${h_0} = {b_0} -...
Signal flow graph is used to obtain the
The overall transfer function of the system in Figure, is ...

## Marks 2

In the system whose signal flow graph is shown in the figure, $${{U_1}\left( s \right)}$$ and $${{U_2}\left( s \right)}$$ are inputs. The transfer fun...
Find the transfer function $${{Y\left( s \right)} \over {X\left( s \right)}}$$ of the system given below: ...
The block diagram of a system is shown in the figure If the desired transfer function of the system is $${{C\left( s \right)} \over {R\left( s \righ... The signal flow graph for a system is given below. The transfer function$${{Y\left( s \right)} \over {U\left( s \right)}}$$for this system is ... The system shown in figure below can be reduced to the form With... For the block diagram shown in figure, the transfer function$${{C\left( s \right)} \over {R\left( s \right)}}$$is equal to ... The block diagram of a control system is shown in Fig. The transfer function$$G(s) = Y(s)/U(s)$$of the system is ... For block diagram shown in Figure$$C(s)/R(s) is given by ...
The signal flow graph of Fig. shown below, has ___________ forward paths / and ________feed - back loops. ...
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