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A large capacitor has a charge q on one plate and on the other At time 2-0, the capacitor is connected in series to two ammeters and a light bulb Immediately after the circuit is closed, the ammeter connected to the positive plate of the capacitor reads Ip and the ammeter connected to the negative plate of the capacitor reads IN (Elgute.1) Each ammeter reads positive if current flows through the circuit in a clockwise direction (from the + to the terminal of the meter). Figure (O 9(1) 9(2) e (A) (B) 1 of 1 > The current ✔Correct Part D decreases does not change. Previous Answers Light bulbs are often assumed to obey Ohm's law. However, this is not really true because their resistance increases substantially as the filament heats up in its "working" state. A typical flashlight bulb at full brillance draws a current of approximately 0.5 A when connected to a 3-V voltage source. For this problem, assume that the changing resistance causes the current to be 0.5 A for any voltage between 2 and 3 V Fishi Submit Suppose this flashlight bulb is attached to a capacitor as shown in the circull from the problem introduction. If the capacitor has a capacitance of 3 P (an unusually large but not unrealistic value) and is initially charged to 3 V, how long will it take for the voltage across the flashlight bulb to drop to 2 V (where the bulb will be orange and dim)? Call this time fricht Express flight numerically in seconds to the nearest integer. View Available Hint(s) Provide Feedback VA 4 d N Review 4 Next >

A large capacitor has a charge q on one plate and on the other At time 2-0, the capacitor is connected in series to two ammeters and a light bulb Immediately after the circuit is closed, the ammeter connected to the positive plate of the capacitor reads Ip and the ammeter connected to the negative plate of the capacitor reads IN (Elgute.1) Each ammeter reads positive if current flows through the circuit in a clockwise direction (from the + to the terminal of the meter). Figure (O 9(1) 9(2) e (A) (B) 1 of 1 > The current ✔Correct Part D decreases does not change. Previous Answers Light bulbs are often assumed to obey Ohm's law. However, this is not really true because their resistance increases substantially as the filament heats up in its "working" state. A typical flashlight bulb at full brillance draws a current of approximately 0.5 A when connected to a 3-V voltage source. For this problem, assume that the changing resistance causes the current to be 0.5 A for any voltage between 2 and 3 V Fishi Submit Suppose this flashlight bulb is attached to a capacitor as shown in the circull from the problem introduction. If the capacitor has a capacitance of 3 P (an unusually large but not unrealistic value) and is initially charged to 3 V, how long will it take for the voltage across the flashlight bulb to drop to 2 V (where the bulb will be orange and dim)? Call this time fricht Express flight numerically in seconds to the nearest integer. View Available Hint(s) Provide Feedback VA 4 d N Review 4 Next >

College Physics
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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<Chapter 21 Homework Item 5 A large capacitor has a charge + q on one plate and q on the other At time t 0, the capacitor is connected in series to two ammeters and a light bulb. Immediately after the circuit is closed, the ammeter connected to the positive plate of the capacitor reads Ip and the ammeter connected to the negative plate of the capacitor reads IN (Eigure 1) Each ammeter reads positive if current flows through the circuit in a clockwise direction (from the to the terminal of the meter). Figure IN 1 of 1 The current ✓ Correct Part D decreases. A typical flashlight bulb at full brilliance draws a current of approximately 0.5 A when connected to a 3-V voltage source. For this problem, assume that the changing resistance causes the current to be 0.5 A for any voltage between 2 and 3 V. H Submit does not change Previous Answers Light bulbs are often assumed to obey Ohm's law. However, this is not really true because their resistance increases substantially as the filament heats up in its "working" state. Provide Feedback Copyright © 2023 Pearson Edu Suppose this flashlight bulb is attached to a capacitor as shown in the circuit from the problem introduction. If the capacitor has a capacitance of 3 F (an unusually large but not unrealistic value) and is initially charged to 3 V, how long will it take for the voltage across the flashlight bulb to drop to 2 V (where the bulb will be orange and dim)? Call this time thright Express bright numerically in seconds to the nearest integer. ▸ View Available Hint(s) VO ΑΣΦ Pearson ? 5 of 15 X A Review Next >
Transcribed Image Text:<Chapter 21 Homework Item 5 A large capacitor has a charge + q on one plate and q on the other At time t 0, the capacitor is connected in series to two ammeters and a light bulb. Immediately after the circuit is closed, the ammeter connected to the positive plate of the capacitor reads Ip and the ammeter connected to the negative plate of the capacitor reads IN (Eigure 1) Each ammeter reads positive if current flows through the circuit in a clockwise direction (from the to the terminal of the meter). Figure IN 1 of 1 The current ✓ Correct Part D decreases. A typical flashlight bulb at full brilliance draws a current of approximately 0.5 A when connected to a 3-V voltage source. For this problem, assume that the changing resistance causes the current to be 0.5 A for any voltage between 2 and 3 V. H Submit does not change Previous Answers Light bulbs are often assumed to obey Ohm's law. However, this is not really true because their resistance increases substantially as the filament heats up in its "working" state. Provide Feedback Copyright © 2023 Pearson Edu Suppose this flashlight bulb is attached to a capacitor as shown in the circuit from the problem introduction. If the capacitor has a capacitance of 3 F (an unusually large but not unrealistic value) and is initially charged to 3 V, how long will it take for the voltage across the flashlight bulb to drop to 2 V (where the bulb will be orange and dim)? Call this time thright Express bright numerically in seconds to the nearest integer. ▸ View Available Hint(s) VO ΑΣΦ Pearson ? 5 of 15 X A Review Next >
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