NEIEP 400 Final Exam Version 2 (Latest 2023\/ 2024 Update) Questions and Verified Answers| 100% Correct| Grade A<\/p>\n\n\n\n
NEIEP 400 Final Exam Version 2 (Latest
2023\/ 2024 Update) Questions and Verified
Answers| 100% Correct| Grade A
Q: What is the result of connecting an ammeter to the terminals of a power supply or other
voltage source?
Answer:
The meter will be damaged.
Q: What is correct regarding the transformer?
Answer:
applied voltage on the primary leads current by 90 degrees
Q: What does two solid lines between two coils represent in a transformer?-
Answer:
Iron core transformer
Q: What statement best describes CEMF?
Answer:
it opposes the applied voltage
Q: In figure 2 what will be the phase relationship between the primary and secondary voltages?
(figure two is a picture of an iron core transformer with one dot to the top left of the iron core
symbol and another dot to the bottom right of the core symbol)<\/p>\n\n\n\n
Answer:
The secondary voltage will be 180 degrees out of phase.
Q: Which type of transformer would be used to prevent noise from being fed back to the line
without changing the voltage levels?
Answer:
Isolation transformer.
Q: What is the power available from a 68Kva transformer connected in open delta
configuration?
Answer:
39.44 Kva
Q: the secondary winding of a 11,000 volt to 220 volt transformer has 50 wind- ings on the
secondary. How many turns are on the primary winding?
Answer:
2,500 turns
Q: A transformer has 728 turns on the primary winding and 56 turns on the secondary. with 120
volts applied on the primary, what is the output voltage on the secondary?
Answer:
9.23 volts
Q: what is correct regarding current in transformers?
Answer:
the current ratio of trans- formation is the opposite of the voltage ratio transformation.<\/p>\n\n\n\n
Q: A transformer has a primary voltage of 440 voltage with 100 turns and a <\/p>\n","protected":false},"excerpt":{"rendered":" NEIEP 400 Final Exam Version 2 (Latest 2023\/ 2024 Update) Questions and Verified Answers| 100% Correct| Grade A NEIEP 400 Final Exam Version 2 (Latest2023\/ 2024 Update) Questions and VerifiedAnswers| 100% Correct| Grade AQ: What is the result of connecting an ammeter to the terminals of a power supply or othervoltage source?Answer:The meter will be […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[25],"tags":[],"class_list":["post-130284","post","type-post","status-publish","format-standard","hentry","category-exams-certification"],"_links":{"self":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/130284","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/comments?post=130284"}],"version-history":[{"count":0,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/130284\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/media?parent=130284"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/categories?post=130284"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/tags?post=130284"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
15:1 voltage ratio of transformation. with a primary current of 25 amps, what will be the current
in the secondary?
Answer:
44 amps
Q: What statement best describes eddy currents?
Answer:
eddy currents effect solid cores less than laminated cores.
Q: with the following values Ep=208 vac, Es=35 vac, Ip= 3.8 amps, Is= 21.42 amps, what is
the efficiency of this transformer?
Answer:
96%
Q: which of the following would describe a transformer with a fixed voltage transformation
ratio of 1:12?
Answer:
Step-up transformer
Q: Which of the following would describe a transformer with a primary current of 27 amps and
a secondary current of one amp?
Answer:
step down transformer
Q: how are primary windings on a transformer identified?
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