15. Two resistors connected in series have an equivalent Figure P28.14 19. . Tro resistors connected in series have an equivalent resistan e of 690 12. When they are connected in paral- lel. their equivalent resistance is 150 N. Find the resis- tance of each resistor. 16. Four resistors are connected to a battery as shown in

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the problem is in the attached picture!

rmine thealue o
when the switch is closed.
21 06
13 0'01
U 0'06
Figure P28.14
19. Calculate
W circuit shc
. Tro resistors connected in series have an equivalent
resistan e of 690 2. When they are connected in paral-
Iel, their equivalent resistance is 150 N. Find the resis-
tance of each resistor.
16. Four resistors are connected to a battery as shown in
Figure P28.16. (a) Determine the potential difference
across each resistor in terms of ɛ. (b) Determine the
current in each resistor in terms of I. (c) What If? If R
is increased, explain what happens to the current in
each of the resistors. (d) In the limit that R 0, what
are the new values of the current in each resistor in
terms of I, the original current in the battery?
20. Why is the
testing a c
izes that a
a resistanc
resistors, e
additional
is then pla
achieves th
Ry = 2R
y = ly
R 3R
3
R3 = 4R
21. Consider t
860. (a) F
(b) Find th
Figure P28.16
Transcribed Image Text:rmine thealue o when the switch is closed. 21 06 13 0'01 U 0'06 Figure P28.14 19. Calculate W circuit shc . Tro resistors connected in series have an equivalent resistan e of 690 2. When they are connected in paral- Iel, their equivalent resistance is 150 N. Find the resis- tance of each resistor. 16. Four resistors are connected to a battery as shown in Figure P28.16. (a) Determine the potential difference across each resistor in terms of ɛ. (b) Determine the current in each resistor in terms of I. (c) What If? If R is increased, explain what happens to the current in each of the resistors. (d) In the limit that R 0, what are the new values of the current in each resistor in terms of I, the original current in the battery? 20. Why is the testing a c izes that a a resistanc resistors, e additional is then pla achieves th Ry = 2R y = ly R 3R 3 R3 = 4R 21. Consider t 860. (a) F (b) Find th Figure P28.16
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