Read about equivalent circuits | 7 Discussions | Page 1

  1. adamaero

    Engineering KVL and sensitivity of a simple circuit

    Homework Statement Homework Equations The Attempt at a Solution Note to self - simple diode concept: Unsure about this KVL (above). For the last sensitivity part, equations be falling out of the sky...
  2. S

    Engineering Equivalent Circuit

    1. Homework Statement Why are the two circuits below equivalent? Homework Equations N/A The Attempt at a Solution Background: I am studying BJTs, and in my textbook the equivalent resistance of resistor 1 and 2 is noted to be in parallel. The text provides no explanation why. In my search...
  3. P

    How to find equivalent circuits

    Hi, I need to learn how to find equivalent circuits using what my textbook calls open circuit and short circuit methods. Thank you all for you support
  4. P

    Equivalent capacitor circuits

    I do not understand these two equations V[eq][/SUB] = V[in][/SUB] and R[eq][/SUB] = -(V[oc][/SUB] / I[oc][/SUB] ) Your help is much appreciated
  5. H

    Inverter equivalent circuit?

    Homework Statement [/B] I am studying a book related to digital integrated circuits and there is something I cannot understand. The book starts by explaining two basic building blocks of digital integrated circuits: the inverter and the non-inverter. My question is about the inverter. It...
  6. J

    Engineering Square of resistors within a circuit. What is the equivalent

    Homework Statement Homework Equations -We can re-arrange circuit components into simpler orientations as long as the components' connections to previous nodes are maintained. The Attempt at a Solution -I attempted to re-arrange the loop of three resistors at the upper left region to no...
  7. EngUOL

    BJT difference between equivalent circuits for large, small and pi hybrid signals

    Hi everyone. im starting to study transisors at Uni. and im confuse in some main concepts. i thought about posting it here so someone can help me up. are pi hybrid signals equivalent circuits used with the same porposes as small signals equivalent circuits? or are pi hybrid signals, small...