p. 571 1) a. 4.4 N c. 1.2 x 10^13 2) New d = Old d times SquareRoot of 1/2
p. 563 1) equal amount, charge is conserved 2) charge is quantized
3) 6.25 x 10^19
WS on Coulomb's Law #1-4 1) 5.4E10 N 2) 1.35E10 N 3) 540 N
4) No, both objects must always experience same force
p. 581 3) 2.2 x 10^13
p. 616 2) a. 0.60 A b. 2.2 x 10^20 3) 12 A 4) 3.6 ohms 7) 1.5 A; 2.4 A
p. 645 4) 3.0 V
p. 650 1) a. 43.6 ohms b. 0.275 A 2) a. 24.0 ohms b. 1.00 A c. 1.00 A
4) a. 11.28 ohms, 0.798 A b. 5.79 V, 3.22 V (hint: use V = IR)
5) 0.5 ohms 6) 67.7 ohms, 45 bulbs
p. 656 1) equivalent resistance is greater in the series circuit
2) a. equal I b. 15 ohms 3) a. 5 ohms b. equal change in V
4) a. 2.0 ohms: 2.0 A, 4.0 V 4.0 ohms: 2.0 A, 8.0 V b. 2.0 ohms: 6.0
A, 12 V, 4.0 ohms: 3.0 A, 12 V
5) (a = d = e) > (b = c)
p. 663 7) a. no b. yes c. yes e. 7.1 A
p. 628 51) 75 W 56) 0.26 A; 190 ohms
p. 623 3) 1 x 10^-5 W
p. 700 1) C 2) G 3) B 4) J 10) J
p. 744 3) D
p. 397 38) y3 46) 2.0 Hz, 0.50 s, 0.30 m/s 47) 446 m 48) 0.129 m
