Page 1649 - College Physics For AP Courses
P. 1649
Answer Key 1637
(b) 0.997 W
(c) 0.997 W; yes 23
(a)
(b)
(c)
(d)
25
(a)
(b)
29
(a)
(b)
200 A 10.0 V 2.00 kW
No, there is only one independent equation, so only can be found.
–0.120 V
(d) The assumption that such a cell could provide 8.50 A is inconsistent with its internal resistance.
31
35
37
39
(a)
(b) (c)
41
(a) No, you would get inconsistent equations to solve.
(b) . The assumed currents violate the junction rule.
42
44
46
48
(a) (b)
50
(a) 1.58 mA
(b) 1.5848 V (need four digits to see the difference)
(c) 0.99990 (need five digits to see the difference from unity)
52
(c) Negative terminal voltage; negative load resistance.
54
