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Which of the two cases shown has the smaller equivalent resistance between points a and b? Q26.1 1. Case #1 2. Case #2 3. the equivalent resistance is.

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Presentation on theme: "Which of the two cases shown has the smaller equivalent resistance between points a and b? Q26.1 1. Case #1 2. Case #2 3. the equivalent resistance is."— Presentation transcript:

1 Which of the two cases shown has the smaller equivalent resistance between points a and b? Q Case #1 2. Case #2 3. the equivalent resistance is the same in both cases 4. answer depends on the values of the individual resistances R 1, R 2, and R 3

2 Which of the two cases shown has the smaller equivalent resistance between points a and b? A Case #1 2. Case #2 3. the equivalent resistance is the same in both cases 4. answer depends on the values of the individual resistances R 1, R 2, and R 3

3 A 120-V, 60-W light bulb, a 120-V, 120-W light bulb, and a 120-V, 240-W light bulb are connected in series as shown. If the voltage between points a and b is 120 V, through which bulb will there be the greatest voltage drop? Q the 120-V, 60-W light bulb 2. the 120-V, 120-W light bulb 3. the 120-V, 240-W light bulb 4. all three light bulbs have the same voltage drop

4 A 120-V, 60-W light bulb, a 120-V, 120-W light bulb, and a 120-V, 240-W light bulb are connected in series as shown. If the voltage between points a and b is 120 V, through which bulb will there be the greatest voltage drop? A the 120-V, 60-W light bulb 2. the 120-V, 120-W light bulb 3. the 120-V, 240-W light bulb 4. all three light bulbs have the same voltage drop

5 A 120-V, 60-W light bulb, a 120-V, 120-W light bulb, and a 120-V, 240-W light bulb are connected in parallel as shown. If the voltage between points a and b is 120 V, through which bulb will there be the greatest voltage drop? Q the 120-V, 60-W light bulb 2. the 120-V, 120-W light bulb 3. the 120-V, 240-W light bulb 4. all three light bulbs have the same voltage drop

6 A 120-V, 60-W light bulb, a 120-V, 120-W light bulb, and a 120-V, 240-W light bulb are connected in parallel as shown. If the voltage between points a and b is 120 V, through which bulb will there be the greatest voltage drop? A the 120-V, 60-W light bulb 2. the 120-V, 120-W light bulb 3. the 120-V, 240-W light bulb 4. all three light bulbs have the same voltage drop

7 Three identical light bulbs are connected to a source of emf as shown. Which bulb is brightest? Q light bulb A 2. light bulb B 3. light bulb C 4. both light bulbs B and C (both are equally bright and are brighter than light bulb A) 5. all bulbs are equally bright

8 Three identical light bulbs are connected to a source of emf as shown. Which bulb is brightest? A light bulb A 2. light bulb B 3. light bulb C 4. both light bulbs B and C (both are equally bright and are brighter than light bulb A) 5. all bulbs are equally bright

9 You wish to study a resistor in a circuit. To simultaneously measure the current in the resistor and the voltage across the resistor, you would place Q an ammeter in series and an voltmeter in series 2. an ammeter in series and an voltmeter in parallel 3. an ammeter in parallel and an voltmeter in series 4. an ammeter in parallel and an voltmeter in parallel

10 You wish to study a resistor in a circuit. To simultaneously measure the current in the resistor and the voltage across the resistor, you would place A an ammeter in series and an voltmeter in series 2. an ammeter in series and an voltmeter in parallel 3. an ammeter in parallel and an voltmeter in series 4. an ammeter in parallel and an voltmeter in parallel

11 A battery, a capacitor, and a resistor are connected in series. Which of the following affect(s) the maximum charge stored on the capacitor? Q the emf  of the battery 2. the capacitance C of the capacitor 3. the resistance R of the resistor 4. both  and C 5. all three of , C, and R

12 A battery, a capacitor, and a resistor are connected in series. Which of the following affect(s) the maximum charge stored on the capacitor? A the emf  of the battery 2. the capacitance C of the capacitor 3. the resistance R of the resistor 4. both  and C 5. all three of , C, and R

13 A battery, a capacitor, and a resistor are connected in series. Which of the following affect(s) the rate at which the capacitor charges? Q the emf  of the battery 2. the capacitance C of the capacitor 3. the resistance R of the resistor 4. both C and R 5. all three of , C, and R

14 A battery, a capacitor, and a resistor are connected in series. Which of the following affect(s) the rate at which the capacitor charges? A the emf  of the battery 2. the capacitance C of the capacitor 3. the resistance R of the resistor 4. both C and R 5. all three of , C, and R


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