Summarize on how testing is carried out on isolators and circuit breakers of high voltage system. High voltage engineering
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- diodes are on or off? explain why?Calculate the equivalent resistances Rin of the following circuits. (The resistance value of the diodes in the conduction will be 0, the resistance value of the diodes in the insulation will be taken as infinity. R1=10ohmSuppose we just connected an n type and p type semiconductor together. What happens at the junction? Briefly explain with appropriate figure.
- Explain stages of generalized measurement system model in detail and analogies it with any practical measurement system but other than bourdon tubePlease solving them all. Determine the total current, diodes' voltage and current using a. second approximation b. third approximation All diodes are silicon with bulk resistance of 1.2k ohms. Round off answers in five decimal places.12. These are semiconductor devices that are primarily used in electronics as electronically controlled switches a. Diodes b. Transistors c. Vacuum Tubes d. Thyristors 13. If an SCR is suspected of not functioning properly, it should be tested a. with power off b. with multimeter set to the diode or high resistance function c. With the SCR leads isolated d. All of the above 14. A thyristor that looks like two back-to-back 4 layer diodes is the a. SCR b. Triac c. SCS d. DIAC 15. A device that has an unstable negative resistance region is the a. UJT b. SCS c. TRIAC d. DIAC
- Why are these versions of diode circuits called clamping circuits? What is the meaning of clamp?A. Explain the difference between charging current andfaradaic current. B. What is the purpose of waiting 1s after a voltage pulse before measuring current in sampled current voltammetry? C. Why is square wave voltammetry more sensitive than sampled current voltammetry?Assuming that the diodes in the circuits of Figure-3 are ideal, utilize voltage divider theorem to simplify the circuits and thus find the values of the labeled current and voltage. Note: please solve within 30 minutes. Avoid plagiarism