(a) In the figure all the given variables are fixed, with the exception of R. What value must R have to achieve a certain current, i in the circuit? Assume E < E2. (b) What is the rate at which thermal energy appears in R in this case? State your answers in terms of the given variables. 72 ww (a)R =
(a) In the figure all the given variables are fixed, with the exception of R. What value must R have to achieve a certain current, i in the circuit? Assume E < E2. (b) What is the rate at which thermal energy appears in R in this case? State your answers in terms of the given variables. 72 ww (a)R =
Delmar's Standard Textbook Of Electricity
7th Edition
ISBN:9781337900348
Author:Stephen L. Herman
Publisher:Stephen L. Herman
Chapter29: Dc Generators
Section: Chapter Questions
Problem 5RQ: What are interpoles, and what is their purpose?
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Please don’t answer the same wrong answer is the 3rd time that i have the same WRING ANSWER
Thank you

Transcribed Image Text:Chapter 27, Problem 010 SN
Incorrect.
(a) In the figure all the given variables are fixed, with the exception of R. What value must
R have to achieve a certain current, i in the circuit? Assume E1 < E2. (b) What is the rate at
which thermal energy appears in R in this case? State your answers in terms of the given
variables.
(a)R =
E,-E,
--r,- r, =R
Edit
2
E -E
(b)P, =
xR
Edit
R+r, r2

Transcribed Image Text:Chapter 27, Problem 010 SN
XIncorrect.
(a) In the figure all the given variables are fixed, with the exception of R. What value must R have
to achieve a certain current, i in the circuit? Assume E < E2. (b) What is the rate at which thermal
energy appears in R in this case? State your answers in terms of the given variables.
12
R
(a)R =
E, -E,
(r, +r.)
Edit
I
i( E,-E,)-I ( r, +r,) Edit
(b)P, =
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