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The relationship between an input and output variable of a signal flow graph is given by the net gain between the input and output node is known as the overall______________
- a)Overall gain of the system
- b)Stability
- c)Bandwidth
- d)Speed
Correct answer is option 'A'. Can you explain this answer?
Verified Answer
The relationship between an input and output variable of a signal flow...
Explanation: The relationship between input and output variable of a signal flow graph is the overall gain of the system.
This question is part of UPSC exam. View all Electrical Engineering (EE) courses
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The relationship between an input and output variable of a signal flow...
The overall gain of a system refers to the net gain between the input and output nodes in a signal flow graph. It represents the relationship between the input and output variables of the system.
Signal flow graphs are graphical representations of a system's behavior, displaying the flow of signals through various components or nodes. The nodes represent variables, while the branches connecting them represent the transfer functions or gains between the variables.
To understand the overall gain of a system, let's consider a simple signal flow graph with an input node and an output node connected by a transfer function or gain. The gain represents the relationship between the input and output variables.
The overall gain of the system can be determined by finding the product of all the individual gains along the path from the input to the output node. This is known as the net gain.
For example, let's say we have a signal flow graph where the input variable is X and the output variable is Y. The gain between the input and output nodes is represented by G.
If there are multiple paths from the input to the output node, we need to consider all the gains along each path and find their product. The overall gain is then obtained by summing the products of the gains along each path.
The overall gain of the system is crucial as it determines the amplification or attenuation of the input signal. A positive overall gain indicates amplification, while a negative overall gain indicates attenuation.
In summary, the overall gain of a system in a signal flow graph represents the net gain between the input and output nodes. It is determined by finding the product of all the individual gains along the path from the input to the output node.
Signal flow graphs are graphical representations of a system's behavior, displaying the flow of signals through various components or nodes. The nodes represent variables, while the branches connecting them represent the transfer functions or gains between the variables.
To understand the overall gain of a system, let's consider a simple signal flow graph with an input node and an output node connected by a transfer function or gain. The gain represents the relationship between the input and output variables.
The overall gain of the system can be determined by finding the product of all the individual gains along the path from the input to the output node. This is known as the net gain.
For example, let's say we have a signal flow graph where the input variable is X and the output variable is Y. The gain between the input and output nodes is represented by G.
If there are multiple paths from the input to the output node, we need to consider all the gains along each path and find their product. The overall gain is then obtained by summing the products of the gains along each path.
The overall gain of the system is crucial as it determines the amplification or attenuation of the input signal. A positive overall gain indicates amplification, while a negative overall gain indicates attenuation.
In summary, the overall gain of a system in a signal flow graph represents the net gain between the input and output nodes. It is determined by finding the product of all the individual gains along the path from the input to the output node.
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The relationship between an input and output variable of a signal flow graph is given by the net gain between the input and output node is known as the overall______________a)Overall gain of the systemb)Stabilityc)Bandwidthd)SpeedCorrect answer is option 'A'. Can you explain this answer?
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