Question 1 I need an expert, preferably supported by law, a drawing, or evidence. a. Explain the construction and types of autotransformers. b. Derive an expression for the saving of copper effected by using an autotransformer instead of a two winding transformer. c. Prove that power is transferred by conduction as well as induction in autotransformers. d. Why VA rating of autotransformer is more than the corresponding two winding transformer ? f. State the advantages and limitations of an autotransformer. g. State the various applications of an autotransformer. y. What is an autotransformer? What is the difference between autotransformer and a two winding transformer? u. What is all day efficiency of a transformer? How to calculate it? r. Explain the short circuit test and open circuit test on transformer. Why these tests are to be performed? p. Explain with neat circuit diagram, how Sumpner's test is performed? What are its advantages over O.C. and S.C. tests? What is its limitation? s. What is polarity test? Why it is required to be performed? How it is performed ? Draw the suitable circuit diagram. n. Discuss the difference between core type and shell type of construction. m. Step by step, obtain the equivalent circuit of a transformer. o. How approximate equivalent circuit is different from accurate equivalent circuit ?

Introductory Circuit Analysis (13th Edition)
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ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
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I need the expert solution, preferably supported by diagrams and equations.
Question 1
I need an expert, preferably supported by law, a
drawing, or evidence.
a. Explain the construction and types of
autotransformers.
b. Derive an expression for the saving of copper
effected by using an autotransformer instead of a two
winding transformer.
c. Prove that power is transferred by conduction as
well as induction in autotransformers.
d. Why VA rating of autotransformer is more than the
corresponding two winding transformer ?
f. State the advantages and limitations of an
autotransformer.
g. State the various applications of an autotransformer.
y. What is an autotransformer? What is the difference
between autotransformer and a two winding
transformer?
u. What is all day efficiency of a transformer? How to
calculate it?
r. Explain the short circuit test and open circuit test on
transformer. Why these tests are to be performed?
p. Explain with neat circuit diagram, how Sumpner's
test is performed? What are its advantages over O.C.
and S.C. tests? What is its limitation?
s. What is polarity test? Why it is required to be
performed? How it is performed ? Draw the suitable
circuit diagram.
n. Discuss the difference between core type and shell
type of construction.
m. Step by step, obtain the equivalent circuit of a
transformer.
o. How approximate equivalent circuit is different from
accurate equivalent circuit ?
Transcribed Image Text:Question 1 I need an expert, preferably supported by law, a drawing, or evidence. a. Explain the construction and types of autotransformers. b. Derive an expression for the saving of copper effected by using an autotransformer instead of a two winding transformer. c. Prove that power is transferred by conduction as well as induction in autotransformers. d. Why VA rating of autotransformer is more than the corresponding two winding transformer ? f. State the advantages and limitations of an autotransformer. g. State the various applications of an autotransformer. y. What is an autotransformer? What is the difference between autotransformer and a two winding transformer? u. What is all day efficiency of a transformer? How to calculate it? r. Explain the short circuit test and open circuit test on transformer. Why these tests are to be performed? p. Explain with neat circuit diagram, how Sumpner's test is performed? What are its advantages over O.C. and S.C. tests? What is its limitation? s. What is polarity test? Why it is required to be performed? How it is performed ? Draw the suitable circuit diagram. n. Discuss the difference between core type and shell type of construction. m. Step by step, obtain the equivalent circuit of a transformer. o. How approximate equivalent circuit is different from accurate equivalent circuit ?
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