The figure (Eigure.1) shows a simplified circuit for a photographic flash unit. This circuit consists of a 9.0-V battery, a 50.0-k resistor, a 140-F capacitor, a fashbulb, and two switches. Initially, the capacitor is uncharged and the two switches are open. To charge the unit, switch S, is closed; to fire the fash, switch S (which is connected to the camera's shutter) is closed Figure 9.0V 500 kn 140µF tol1 Part A How long does it take to charge the capacitor to 6.0V? Express your answer using two significant figures. VAE Submit Provide feedback Request Answer . Next >

The figure (Eigure.1) shows a simplified circuit for a photographic flash unit. This circuit consists of a 9.0-V battery, a 50.0-k resistor, a 140-F capacitor, a fashbulb, and two switches. Initially, the capacitor is uncharged and the two switches are open. To charge the unit, switch S, is closed; to fire the fash, switch S (which is connected to the camera's shutter) is closed Figure 9.0V 500 kn 140µF tol1 Part A How long does it take to charge the capacitor to 6.0V? Express your answer using two significant figures. VAE Submit Provide feedback Request Answer . Next >

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter21: Current And Direct Current Circuits

Section: Chapter Questions

Problem 4CQ: Referring to Figure CQ21.4, describe what happens to the light-bulb after the switch is closed....

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The figure (Figure 1) shows a simplified circuit for a photographic flash unit. This circuit consists of a 9.0-V battery, a 50.0-ks resistor, a 140-μF capacitor, a flashbulb, and two switches. Initially, the capacitor is uncharged and the two switches are open. To charge the unit, switch S₁ is closed; to fire the flash, switch S₂ (which is connected to the camera's shutter) is closed. Figure 9.0 V • 50.0 ΚΩ $₁ 140μF| S₂ 1 of 1 How long does it take to charge the capacitor to 4.0 V ? Express your answer using two significant figures. VG ΑΣΦ t = Submit Provide Feedback Request Answer ? S
The figure (Figure 1) shows a simplified circuit for a photographic flash unit. This circuit consists of a 9.0-V battery, a 50.0– kN resistor, a 140-µF capacitor, a flashbulb, and two switches. Initially, the capacitor is uncharged and the two switches are open. To charge the unit, switch S1 is closed; to fire the flash, switch S2 (which is connected to the camera's shutter) is closed. Part A How long does it take to charge the capacitor to 4.5 V ? Express your answer using two significant figures. ΑΣφ t = Submit Previous Answers Request Answer Figure 1 of 1 1 * Incorrect; Try Again; 2 attempts remaining Provide Feedback 9.0 V S2 50.0 kN 140 μ
The capacitor in the figure has a capacitance of 35 µF and is initially uncharged. The battery provides a potential difference of 150 V. After switch S is closed, how much charge will pass through it?
In the circuit shown in the figure attached each capacitor initially has a charge of magnitude 4.00 nC on its plates. a) After the switch S is closed, what will be the current in the circuit at the instant that the capacitors have lost 80.0% of their initial stored energy?