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1. If the Kirchhoff\'s Current Law were not to hold, what would this result in?

ID: 2082742 • Letter: 1

Question

1. If the Kirchhoff's Current Law were not to hold, what would this result in? Provide at least one example. 2. An ammeter measurement of current in some branch resulted in the current value -1.4 mA. Draw the direction of the reference current measured by the ammeter. What is the direction of the actual (true) current? See Figure P2. Figure P2 3. Derive the KCL equation for the node in Figure P3. Figure P3 4. The redundant node can be defined as a node which links at least one branch which doesn't contain any elements. Would it be possible to write the KCL equation for a redundant node? Why? 5. Which law of nature would be violated if the Kirchhoff's Voltage Law were not valid?

Explanation / Answer

1)If it does not hold then new current is created or demolished that is substance is destroyed. I e it is dissolute in heat energy or so as a stimulating special case where KCL does not hold, consider the current entering a single plate of a capacitor. If one envisages a closed surface around that single plate, current enters finished the surface, but does not exit, thus violating KCL. Certainly, the currents through a closed surface around the entire capacitor will meet KCL since the current entering one plate is steady by the current departing the other plate, and that is usually all that is important in circuit analysis, but there is a problem when seeing just one plate. Another common example is the current in a feeler where present enters the antenna from the transmitter feeder but no current leavings from the other end

2)actually, factual current continuously positive (forward) direction, when the influences are reverse before current flows in reverse direction