Plyometric exercises have three distinct components: an eccentric, an amortization, and a concentric phase that releases the explosive force. . When it comes to sound quality you may not be aware of it butparallel speakers maintain their sound quality while series connected speakers can have a bad or odd sound. As I mentioned above, wiring speakers in series means (in most cases) that you will be increasing the total speaker load above that recommended for the amplifier, receiver, car amp, etc. Singapore: Springer, 2021. These provide better theoretical understanding of the concepts of passive stretching, plyometric exercises, etc. Reluctance. (It should be noted that the subscript labelingthose little numbers to the lower-right of the letter Rare unrelated to the resistor values in ohms. Speaker crossovers are used to block unwanted sound frequencies from reaching speakers that arent well suited for them. 10, 17 February 2013 | Biomechanics and Modeling in Mechanobiology, Vol. 1, 26 June 2020 | Frontiers in Bioengineering and Biotechnology, Vol. 12, No. DC Electrical Circuit Analysis - A Practical Approach (Fiore), { "5.1:_Introduction" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "5.2:_Series-Parallel_Connections" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "5.3:_Simplifying_Series-Parallel_Components" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "5.4:_Series-Parallel_Analysis" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "5.5:_Summary" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "5.6:_Exercises" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()" }, { "00:_Front_Matter" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "01:_Fundamentals" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "02:_Basic_Quantities" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "03:_Series_Resistive_Circuits" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "04:_Parallel_Resistive_Circuits" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "05:_Series-Parallel_Resistive_Circuits" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "06:_Analysis_Theorems_and_Techniques" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "07:_Nodal_and_Mesh_Analysis_Dependent_Sources" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "08:_Capacitors" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "09:_Inductors" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "10:_Magnetic_Circuits_and_Transformers" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "zz:_Back_Matter" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()" }, 5.3: Simplifying Series-Parallel Components, [ "article:topic", "license:ccbyncsa", "showtoc:no", "authorname:jmfiore", "licenseversion:40", "source@http://www.dissidents.com/resources/DCElectricalCircuitAnalysis.pdf" ], https://eng.libretexts.org/@app/auth/3/login?returnto=https%3A%2F%2Feng.libretexts.org%2FBookshelves%2FElectrical_Engineering%2FElectronics%2FDC_Electrical_Circuit_Analysis_-_A_Practical_Approach_(Fiore)%2F05%253A_Series-Parallel_Resistive_Circuits%2F5.3%253A_Simplifying_Series-Parallel_Components, \( \newcommand{\vecs}[1]{\overset { \scriptstyle \rightharpoonup} {\mathbf{#1}}}\) \( \newcommand{\vecd}[1]{\overset{-\!-\!\rightharpoonup}{\vphantom{a}\smash{#1}}} \)\(\newcommand{\id}{\mathrm{id}}\) \( \newcommand{\Span}{\mathrm{span}}\) \( \newcommand{\kernel}{\mathrm{null}\,}\) \( \newcommand{\range}{\mathrm{range}\,}\) \( \newcommand{\RealPart}{\mathrm{Re}}\) \( \newcommand{\ImaginaryPart}{\mathrm{Im}}\) \( \newcommand{\Argument}{\mathrm{Arg}}\) \( \newcommand{\norm}[1]{\| #1 \|}\) \( \newcommand{\inner}[2]{\langle #1, #2 \rangle}\) \( \newcommand{\Span}{\mathrm{span}}\) \(\newcommand{\id}{\mathrm{id}}\) \( \newcommand{\Span}{\mathrm{span}}\) \( \newcommand{\kernel}{\mathrm{null}\,}\) \( \newcommand{\range}{\mathrm{range}\,}\) \( \newcommand{\RealPart}{\mathrm{Re}}\) \( \newcommand{\ImaginaryPart}{\mathrm{Im}}\) \( \newcommand{\Argument}{\mathrm{Arg}}\) \( \newcommand{\norm}[1]{\| #1 \|}\) \( \newcommand{\inner}[2]{\langle #1, #2 \rangle}\) \( \newcommand{\Span}{\mathrm{span}}\)\(\newcommand{\AA}{\unicode[.8,0]{x212B}}\), source@http://www.dissidents.com/resources/DCElectricalCircuitAnalysis.pdf, status page at https://status.libretexts.org. Definition. The approach shown here for evaluating the stiffness components is applicable as long as we do not expect any coupling between extension and bending, (i.e., when the stiffness matrix is diagonal). The elastic behavior of muscle has been described as consisting of two major components (41, 65).The parallel elastic component (PEC), provided by the muscle membranes, supplies resistance when a muscle is passively stretched. {\displaystyle F^{CE}} Parallel computing typically requires one computer with multiple processors. Finally, that penultimate grouping is in series with \(R_1\). ECCENTRIC COMPONENT. Discuss the effects of the forcevelocity and lengthtension relationships and electromechanical delay on muscle function. Identify subgroups of resistors that exhibit series or parallel configurations within themselves. The Series Elastic Component. 57, 18 October 2017 | Frontiers in Physiology, Vol. of those elements satisfy, During isometric contractions the series elastic component is under tension and therefore is stretched a finite amount. When refering to evidence in academic writing, you should always try to reference the primary (original) source. 49, No. The other candidate is the 40 \(\Omega\), 200 \(\Omega\) pair. 2019; 126: 1483-1491. Rules regarding Series and Parallel Circuits Because the overall length of the muscle is kept constant, the stretching of the series element can only occur if there is an equal shortening of the contractile element itself.[2]. The same sort of thing happens again at node \(d\). Theres another from 8 to 7 to 6 to 3 to 2 to 1 and back to 8 again. Passive and total forces were obtained at a variety of muscle lengths for the medial . The choice between a SEA and PEA can be based on many practical criteria such as human-robot interaction safety, shock resistance, design effort and ease of control. There are some speakers you wire in series without sound quality problems. The equation is, Although Hill's equation looks very much like the van der Waals equation, the former has units of energy dissipation, while the latter has units of energy. Am J Physiol. Figure 5.3.5 Intramuscular connective tissue framework (non-contractile components) serves to distribute forces during muscle stretching [8]. First, the 6 k\(\Omega\) and 4 k\(\Omega\) resistors are in series, yielding 10 k\(\Omega\). , Electronics Hub - Tech Reviews | Guides & How-to | Latest Trends I give my consent to Physiopedia to be in touch with me via email using the information I have provided in this form for the purpose of news, updates and marketing. The purpose of this study was to choose between two popular models of skeletal muscle: one with the parallel elastic component in parallel with both the contractile element and the series elastic component (model A), and the other in which it is in parallel with only the contractile element (model B). The total power would be divided between however many speakers you have. Frame with two identical brass springs, two 200 g masses, spring coupling stick, and two-meter scale, as photographed. They serve only to identify one resistor from another.) For starters, if all of the items in a sub-circuit are of the same type, they can just be combined using the techniques discussed in the previous chapters. k What exercises tend to cause muscular soreness? Clearly then, \(R_1\) and \(R_2\) are not in series as they do not see the same current. What would it read? An example resistive ladder network is shown in Figure 5.3.4 Resistors in series are added, as are voltage sources in series-being wary of polarity. We have already noted that \(R_7\) and \(R_8\) are in series. The main difference between series and parallel circuits is based on the arrangement of the parts in the circuit. In a parallel circuit, all components are connected across each other, forming exactly two sets of electrically common points. During plyometric exercises, the SEC is known to store up potential energy that is released during the concentric muscle contraction serving as a spring[11] suggesting the role these components play in shock absorption especially during walking. Accessibility StatementFor more information contact us atinfo@libretexts.orgor check out our status page at https://status.libretexts.org. A word to the wise: if the goal is determine the voltages at the various nodes or the myriad branch currents, it will be helpful to keep track of the equivalent resistances of the various groupings. Repeat the above steps until the circuit is reduced to a single resistance, or alternately, a simple series-only or parallel-only configuration. Current. Cases where series speaker wiring doesnt have less volume, Speaker Ohms for parallel vs series wiring. Explain the relationships of fiber types and fiber architecture to muscle function. This sequence has reduced the three right-most resistances down to one: the new 60 \(\Omega\) equivalent. The IUSCA has developed a series of short educational videos by industry experts, aimed at delivering free coach education for all S&C practioners and students. Similarly, the higher the contraction velocity, the lower the tension in the muscle. Published Feb 25, 2015 Updated Mar 14, 2018. 6.Action of the series elastic component. 5 min. 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