37. Blowouts are connected in series with the contacts. (True/False) 38. Worn contacts should always be replaced in pairs. (True/False) 39. The contactor shown in Figure 6-9 would be classified as a type. Figure 6-9 Contactor for Question 39. 40. A vacuum provides a better environment than free air for breaking the arc produced by opening contacts under load. (True/False) 41. A vacuum contactor does not use a coil to operate the contacts. (True/False) 42. Contactor auxiliary contacts have a current rating much higher than that of the main contacts. (True/False)
37. Blowouts are connected in series with the contacts. (True/False) 38. Worn contacts should always be replaced in pairs. (True/False) 39. The contactor shown in Figure 6-9 would be classified as a type. Figure 6-9 Contactor for Question 39. 40. A vacuum provides a better environment than free air for breaking the arc produced by opening contacts under load. (True/False) 41. A vacuum contactor does not use a coil to operate the contacts. (True/False) 42. Contactor auxiliary contacts have a current rating much higher than that of the main contacts. (True/False)
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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Answer all or else skip the question please
Transcribed Image Text:37. Blowouts are connected in series with the contacts. (True/False)
38. Worn contacts should always be replaced in pairs. (True/False)
39. The contactor shown in Figure 6-9 would be
classified as a
type.
Figure 6-9
Contactor for Question 39.
40. A vacuum provides a better environment than free air for breaking the arc
produced by opening contacts under load. (True/False)
41. A vacuum contactor does not use a coil to operate the contacts.
(True/False)
42. Contactor auxiliary contacts have a current rating much higher than that of the
main contacts. (True/False)
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