4) Corona discharge can also cause voltage transients on the mains power supply. Thisoccurs when the air in the vicinity of---------A) high voltage a.c , B) high voltage d.c , C) Low voltage d.c , D) Low voltage a.c.5) The measured a.c. voltage signal is applied to a small element. This heats up and theresulting temperature rise is measured by a--A) Thermocouple , B)Thermo meter , C) Temperature meter , D)All .

As per our policy i have attempted first question only. Corona discharge happens due to the…

4) Corona discharge can also cause voltage transients on the mains power supply. This occurs when the air in the vicinity of--------- A) high voltage a.c , B) high voltage d.c , C) Low voltage d.c , D) Low voltage a.c.

4) Corona discharge can also cause voltage transients on the mains power supply. This occurs when the air in the vicinity of--------- A) high voltage a.c , B) high voltage d.c , C) Low voltage d.c , D) Low voltage a.c.

Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)

10th Edition

ISBN:9781337399128

Author:Russell E. Smith

Publisher:Russell E. Smith

Chapter12: Electronic Control Devices

Section: Chapter Questions

Problem 14RQ

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Concept explainers

Hall Effect Sensors

The hall effect sensor is an electronic device designed to detect the effect of the hall, and converts its findings into electronic data, or opening and closing the circuit, providing a magnetic field measurement, processed by an embedded computer or displayed on a visual connector.

Question

4) Corona discharge can also cause voltage transients on the mains power supply. This
occurs when the air in the vicinity of--
-------
A) high voltage a.c , B) high voltage d.c , C) Low voltage d.c , D) Low voltage a.c.
5) The measured a.c. voltage signal is applied to a small element. This heats up and the
resulting temperature rise is measured by a--
A) Thermocouple , B)Thermo meter , C) Temperature meter , D)All .

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