Resistors in parallel but with a capacitor in between them?











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If I have a source between two resistors in series, can I just add the resistors and place the source below,under them?
If I have some element in parallel like a capacitor, between two resistors in parallel, are the resistors still in parallel?



If so why?





schematic





simulate this circuit – Schematic created using CircuitLab



Is it the same as:





schematic





simulate this circuit










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    up vote
    2
    down vote

    favorite












    If I have a source between two resistors in series, can I just add the resistors and place the source below,under them?
    If I have some element in parallel like a capacitor, between two resistors in parallel, are the resistors still in parallel?



    If so why?





    schematic





    simulate this circuit – Schematic created using CircuitLab



    Is it the same as:





    schematic





    simulate this circuit










    share|improve this question







    New contributor




    LoveScience is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
    Check out our Code of Conduct.






















      up vote
      2
      down vote

      favorite









      up vote
      2
      down vote

      favorite











      If I have a source between two resistors in series, can I just add the resistors and place the source below,under them?
      If I have some element in parallel like a capacitor, between two resistors in parallel, are the resistors still in parallel?



      If so why?





      schematic





      simulate this circuit – Schematic created using CircuitLab



      Is it the same as:





      schematic





      simulate this circuit










      share|improve this question







      New contributor




      LoveScience is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.











      If I have a source between two resistors in series, can I just add the resistors and place the source below,under them?
      If I have some element in parallel like a capacitor, between two resistors in parallel, are the resistors still in parallel?



      If so why?





      schematic





      simulate this circuit – Schematic created using CircuitLab



      Is it the same as:





      schematic





      simulate this circuit







      circuit-analysis






      share|improve this question







      New contributor




      LoveScience is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.











      share|improve this question







      New contributor




      LoveScience is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.









      share|improve this question




      share|improve this question






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      asked 4 hours ago









      LoveScience

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          2 Answers
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          On a schematic, wires are perfect and have zero impedance, so both schematics are exactly the same. On a schematic, the goal is maximum clarity. It doesn't matter that it looks different than your board, as long as you arrange it in the way that is easiest to understand.



          In a real circuit, wires and traces have resistance and impedance, so if they are long enough, the way stuff is organized can matter. It depends on the currents, frequencies, type of circuit, etc.



          If this was the case here, the person in charge of the schematic would write a note next to the components for the person doing the layout.






          share|improve this answer




























            up vote
            4
            down vote













            Yes, the resistors are still in parallel.



            I like to define "in parallel" two different ways. First, if you can see that both terminals (i.e. the ends) of the elements are connected together then the elements are in parallel. Second, if the voltage across the two elements must be the same simply because of how they are connected, then they are connected in parallel. An important point to remember is that elements connected in parallel must have the same voltage across them.



            So, all of the elements...the resistors, the capacitor, and the current source...in both of your schematic are in parallel. This is a single node pair circuit, and the voltage must be the same across all of the elements. Parallel elements can be interchanged without changing the behavior of the circuit, as long as they remain connected in parallel.






            share|improve this answer





















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              2 Answers
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              2 Answers
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              active

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              up vote
              7
              down vote













              On a schematic, wires are perfect and have zero impedance, so both schematics are exactly the same. On a schematic, the goal is maximum clarity. It doesn't matter that it looks different than your board, as long as you arrange it in the way that is easiest to understand.



              In a real circuit, wires and traces have resistance and impedance, so if they are long enough, the way stuff is organized can matter. It depends on the currents, frequencies, type of circuit, etc.



              If this was the case here, the person in charge of the schematic would write a note next to the components for the person doing the layout.






              share|improve this answer

























                up vote
                7
                down vote













                On a schematic, wires are perfect and have zero impedance, so both schematics are exactly the same. On a schematic, the goal is maximum clarity. It doesn't matter that it looks different than your board, as long as you arrange it in the way that is easiest to understand.



                In a real circuit, wires and traces have resistance and impedance, so if they are long enough, the way stuff is organized can matter. It depends on the currents, frequencies, type of circuit, etc.



                If this was the case here, the person in charge of the schematic would write a note next to the components for the person doing the layout.






                share|improve this answer























                  up vote
                  7
                  down vote










                  up vote
                  7
                  down vote









                  On a schematic, wires are perfect and have zero impedance, so both schematics are exactly the same. On a schematic, the goal is maximum clarity. It doesn't matter that it looks different than your board, as long as you arrange it in the way that is easiest to understand.



                  In a real circuit, wires and traces have resistance and impedance, so if they are long enough, the way stuff is organized can matter. It depends on the currents, frequencies, type of circuit, etc.



                  If this was the case here, the person in charge of the schematic would write a note next to the components for the person doing the layout.






                  share|improve this answer












                  On a schematic, wires are perfect and have zero impedance, so both schematics are exactly the same. On a schematic, the goal is maximum clarity. It doesn't matter that it looks different than your board, as long as you arrange it in the way that is easiest to understand.



                  In a real circuit, wires and traces have resistance and impedance, so if they are long enough, the way stuff is organized can matter. It depends on the currents, frequencies, type of circuit, etc.



                  If this was the case here, the person in charge of the schematic would write a note next to the components for the person doing the layout.







                  share|improve this answer












                  share|improve this answer



                  share|improve this answer










                  answered 4 hours ago









                  peufeu

                  24.1k23971




                  24.1k23971
























                      up vote
                      4
                      down vote













                      Yes, the resistors are still in parallel.



                      I like to define "in parallel" two different ways. First, if you can see that both terminals (i.e. the ends) of the elements are connected together then the elements are in parallel. Second, if the voltage across the two elements must be the same simply because of how they are connected, then they are connected in parallel. An important point to remember is that elements connected in parallel must have the same voltage across them.



                      So, all of the elements...the resistors, the capacitor, and the current source...in both of your schematic are in parallel. This is a single node pair circuit, and the voltage must be the same across all of the elements. Parallel elements can be interchanged without changing the behavior of the circuit, as long as they remain connected in parallel.






                      share|improve this answer

























                        up vote
                        4
                        down vote













                        Yes, the resistors are still in parallel.



                        I like to define "in parallel" two different ways. First, if you can see that both terminals (i.e. the ends) of the elements are connected together then the elements are in parallel. Second, if the voltage across the two elements must be the same simply because of how they are connected, then they are connected in parallel. An important point to remember is that elements connected in parallel must have the same voltage across them.



                        So, all of the elements...the resistors, the capacitor, and the current source...in both of your schematic are in parallel. This is a single node pair circuit, and the voltage must be the same across all of the elements. Parallel elements can be interchanged without changing the behavior of the circuit, as long as they remain connected in parallel.






                        share|improve this answer























                          up vote
                          4
                          down vote










                          up vote
                          4
                          down vote









                          Yes, the resistors are still in parallel.



                          I like to define "in parallel" two different ways. First, if you can see that both terminals (i.e. the ends) of the elements are connected together then the elements are in parallel. Second, if the voltage across the two elements must be the same simply because of how they are connected, then they are connected in parallel. An important point to remember is that elements connected in parallel must have the same voltage across them.



                          So, all of the elements...the resistors, the capacitor, and the current source...in both of your schematic are in parallel. This is a single node pair circuit, and the voltage must be the same across all of the elements. Parallel elements can be interchanged without changing the behavior of the circuit, as long as they remain connected in parallel.






                          share|improve this answer












                          Yes, the resistors are still in parallel.



                          I like to define "in parallel" two different ways. First, if you can see that both terminals (i.e. the ends) of the elements are connected together then the elements are in parallel. Second, if the voltage across the two elements must be the same simply because of how they are connected, then they are connected in parallel. An important point to remember is that elements connected in parallel must have the same voltage across them.



                          So, all of the elements...the resistors, the capacitor, and the current source...in both of your schematic are in parallel. This is a single node pair circuit, and the voltage must be the same across all of the elements. Parallel elements can be interchanged without changing the behavior of the circuit, as long as they remain connected in parallel.







                          share|improve this answer












                          share|improve this answer



                          share|improve this answer










                          answered 2 hours ago









                          Elliot Alderson

                          4,6261918




                          4,6261918






















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