4: Answer Key
Self-Test 1
- b. Atoms
- b. Conductors
- a. Conductor
- b. They do not transport an electrical charge.
- b. Amperes
- a. True
- b. False
- a. A control
- d. A load
- b. 4 A
- b. 160 V
- a. 24 Ω
- a. 1800 W
- b. 2.5 A
-
voltage
current
resistance
120
500 mA
240
12
0.012 A
1000
12
8 A
1.5
5
0.00025 A
20 000
120
10
12
12
0.15 A
80
3
0.0002 A
15 000
-
power
voltage
current
1500 W
120 V
12.5 A
40 W
12 V
4 A
3.6 W
12 V
300 mA
200 W
20 V
10 A
96 W
12 V
8 A
480 W
12 V
40 A
Self-Test 2
- d. Chassis
- a. 1
- d. Parallel circuit
- a. The source voltage
- b. False
- a. 12 Ω
- b. False
- d. 8 Ω
- c. 21 A
- a. 6 Ω
Self-Test 3
- a. True
- b. False
- d. Repel
- d. Amount of current flow
- b. Soft iron
- d. Magnetic field and movement
- a. True