current in each of the resistors? (f) In the limit that R3-→ , what are the new values of the current in each resistor in terms of I, the original current in the battery? 100 N 100 N a
current in each of the resistors? (f) In the limit that R3-→ , what are the new values of the current in each resistor in terms of I, the original current in the battery? 100 N 100 N a
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
Related questions
Topic Video
Question
Hi there! I am stuck on part f) of 40 in the photo. Can someone steer me in the right direction?
![difference between points a and b.
and (b) the potential
outer
than T
25.0 V
10.0 N
10.0 N
44. @СА lig
a
socket at
of the twe
Lomu
20.0 N
end of th
5.00 N.
5.00 N
(a) Expla
cannot be
(c) Find t
circuit.
Figure P21.39
40. Four resistors are connected
to a battery as shown in Fig-
ure P21.40. The current in R1 = R
the battery is I, the battery lo
emf is ɛ, and the resistor i s 29orle
values are R = R, R, =
2R, R, = 4R, and R = 3R.
(a) Rank the resistors ac-
cording to the potential dif-
ference across them, from largest to smallest. Note any cases of
equal potential differences. (b) Determine the potential differ-
ence across each resistor in terms of Ɛ. (c) Rank the resistors
according to the current in them, from largest to smallest. Note
any cases of equal currents. (d) Determine the current in each
resistor in terms of I. (e) If R. is increased, what happens to the
current in each of the resistors? (f) In the limit that R3 → ∞,
what are the new values of
the current in each resistor
in terms of I, the original
current in the battery?
Section 21.8
Ro = 2R
Note: The cu
R4 = 3R
for some cire
R3 = 4R
45. W The a:
l ob gaol
1, I, and
Figure P21.40
RO
has ey
100 N
46. The follo-
100 N
a
41. W Three 100-0 resistors
100 N
are connected as shown
in Figure P21.41. The
Figure P21.41](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc8854ffd-431b-44a2-b47e-daec534c3a26%2F2383c410-0240-41c4-bda3-9c9a5f69c4ff%2Fd78hjq_processed.jpeg&w=3840&q=75)
Transcribed Image Text:difference between points a and b.
and (b) the potential
outer
than T
25.0 V
10.0 N
10.0 N
44. @СА lig
a
socket at
of the twe
Lomu
20.0 N
end of th
5.00 N.
5.00 N
(a) Expla
cannot be
(c) Find t
circuit.
Figure P21.39
40. Four resistors are connected
to a battery as shown in Fig-
ure P21.40. The current in R1 = R
the battery is I, the battery lo
emf is ɛ, and the resistor i s 29orle
values are R = R, R, =
2R, R, = 4R, and R = 3R.
(a) Rank the resistors ac-
cording to the potential dif-
ference across them, from largest to smallest. Note any cases of
equal potential differences. (b) Determine the potential differ-
ence across each resistor in terms of Ɛ. (c) Rank the resistors
according to the current in them, from largest to smallest. Note
any cases of equal currents. (d) Determine the current in each
resistor in terms of I. (e) If R. is increased, what happens to the
current in each of the resistors? (f) In the limit that R3 → ∞,
what are the new values of
the current in each resistor
in terms of I, the original
current in the battery?
Section 21.8
Ro = 2R
Note: The cu
R4 = 3R
for some cire
R3 = 4R
45. W The a:
l ob gaol
1, I, and
Figure P21.40
RO
has ey
100 N
46. The follo-
100 N
a
41. W Three 100-0 resistors
100 N
are connected as shown
in Figure P21.41. The
Figure P21.41
![largest
E) IF Rs IS INCREASED ?
maximum power that cans
Ant is t
100 MO reciet
red with an
CHAP 21 (40 CONTD)
he
K3 SRz= in series = same current, WHEN RESISTANLE GOES up, CURRENT GOES DONN
rt (a
it is
rs?
So R, Iz GDES DOWN
a
Rg $ Ry are
ane
(JUNCTION BETWEEN THEM) OVERALL R DECREASES.
ark
ens
I| CIRCUITS V REMAINS THE SAME. INCREASE IN R CAUSES Rea
ear
TO DECREASE AND CURRENT WILL INCREASE-
(а)
xter
.Ry Iy INCREASES
erec
leas
I, comes straight fom E, so it won't change.
I, STAYS SAME
Iz GOES DONN
I3 GOES DONN
ical
rt
ver
F) lim
.43
Iy GOES UP
NEW VALUES OF I
R3-0
Ry
FitIy +I3=I2
narl
I4
of
ctor
ion
Is
E-IR,- Iy Ry=D
E -I,R,-IZR2- I3R3 =0
ie a
thi
3IR-IR-22I BR=0
E- IR - I 2R - I 4R =0
- 2I BR - IZR-I 4R = 0
hof
- 23R - TR- o
3IR-FR-2TR=D0
-IR - 2 IR -4IR=-E
3
ire
IR =0
- 3IR = - E
-4IR=0
r sh-
- 3R
-3R
-4R
-4R
3R
equ
20S
70](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc8854ffd-431b-44a2-b47e-daec534c3a26%2F2383c410-0240-41c4-bda3-9c9a5f69c4ff%2F1ue80df_processed.jpeg&w=3840&q=75)
Transcribed Image Text:largest
E) IF Rs IS INCREASED ?
maximum power that cans
Ant is t
100 MO reciet
red with an
CHAP 21 (40 CONTD)
he
K3 SRz= in series = same current, WHEN RESISTANLE GOES up, CURRENT GOES DONN
rt (a
it is
rs?
So R, Iz GDES DOWN
a
Rg $ Ry are
ane
(JUNCTION BETWEEN THEM) OVERALL R DECREASES.
ark
ens
I| CIRCUITS V REMAINS THE SAME. INCREASE IN R CAUSES Rea
ear
TO DECREASE AND CURRENT WILL INCREASE-
(а)
xter
.Ry Iy INCREASES
erec
leas
I, comes straight fom E, so it won't change.
I, STAYS SAME
Iz GOES DONN
I3 GOES DONN
ical
rt
ver
F) lim
.43
Iy GOES UP
NEW VALUES OF I
R3-0
Ry
FitIy +I3=I2
narl
I4
of
ctor
ion
Is
E-IR,- Iy Ry=D
E -I,R,-IZR2- I3R3 =0
ie a
thi
3IR-IR-22I BR=0
E- IR - I 2R - I 4R =0
- 2I BR - IZR-I 4R = 0
hof
- 23R - TR- o
3IR-FR-2TR=D0
-IR - 2 IR -4IR=-E
3
ire
IR =0
- 3IR = - E
-4IR=0
r sh-
- 3R
-3R
-4R
-4R
3R
equ
20S
70
Expert Solution
![](/static/compass_v2/shared-icons/check-mark.png)
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
This is a popular solution!
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 2 images
![Blurred answer](/static/compass_v2/solution-images/blurred-answer.jpg)
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.Recommended textbooks for you
![College Physics](https://www.bartleby.com/isbn_cover_images/9781305952300/9781305952300_smallCoverImage.gif)
College Physics
Physics
ISBN:
9781305952300
Author:
Raymond A. Serway, Chris Vuille
Publisher:
Cengage Learning
![University Physics (14th Edition)](https://www.bartleby.com/isbn_cover_images/9780133969290/9780133969290_smallCoverImage.gif)
University Physics (14th Edition)
Physics
ISBN:
9780133969290
Author:
Hugh D. Young, Roger A. Freedman
Publisher:
PEARSON
![Introduction To Quantum Mechanics](https://www.bartleby.com/isbn_cover_images/9781107189638/9781107189638_smallCoverImage.jpg)
Introduction To Quantum Mechanics
Physics
ISBN:
9781107189638
Author:
Griffiths, David J., Schroeter, Darrell F.
Publisher:
Cambridge University Press
![College Physics](https://www.bartleby.com/isbn_cover_images/9781305952300/9781305952300_smallCoverImage.gif)
College Physics
Physics
ISBN:
9781305952300
Author:
Raymond A. Serway, Chris Vuille
Publisher:
Cengage Learning
![University Physics (14th Edition)](https://www.bartleby.com/isbn_cover_images/9780133969290/9780133969290_smallCoverImage.gif)
University Physics (14th Edition)
Physics
ISBN:
9780133969290
Author:
Hugh D. Young, Roger A. Freedman
Publisher:
PEARSON
![Introduction To Quantum Mechanics](https://www.bartleby.com/isbn_cover_images/9781107189638/9781107189638_smallCoverImage.jpg)
Introduction To Quantum Mechanics
Physics
ISBN:
9781107189638
Author:
Griffiths, David J., Schroeter, Darrell F.
Publisher:
Cambridge University Press
![Physics for Scientists and Engineers](https://www.bartleby.com/isbn_cover_images/9781337553278/9781337553278_smallCoverImage.gif)
Physics for Scientists and Engineers
Physics
ISBN:
9781337553278
Author:
Raymond A. Serway, John W. Jewett
Publisher:
Cengage Learning
![Lecture- Tutorials for Introductory Astronomy](https://www.bartleby.com/isbn_cover_images/9780321820464/9780321820464_smallCoverImage.gif)
Lecture- Tutorials for Introductory Astronomy
Physics
ISBN:
9780321820464
Author:
Edward E. Prather, Tim P. Slater, Jeff P. Adams, Gina Brissenden
Publisher:
Addison-Wesley
![College Physics: A Strategic Approach (4th Editio…](https://www.bartleby.com/isbn_cover_images/9780134609034/9780134609034_smallCoverImage.gif)
College Physics: A Strategic Approach (4th Editio…
Physics
ISBN:
9780134609034
Author:
Randall D. Knight (Professor Emeritus), Brian Jones, Stuart Field
Publisher:
PEARSON