A resistor with 870.0 2 is connected to the plates of a charged capacitor with capacitance 4.66 μF. Just before the connection is made, the charge on the capacitor is 7.90 mC. You connect a battery, resistor, and capacitor as in (Figure 1), where R = 12.0 2 and C= 7.00 x 10-6 F. The switch S is closed at t = 0. When the current in the circuit has magnitude 3.00 A, the charge on the capacitor is 40.0 x 10-6 C. Figure a E i = 0 R Switch open q=0 HR b C 1 of 1 > Part C What is the electrical power dissipated in the resistor at the instant when the energy stored in the capacitor has decreased to half the value calculated in part A? Express your answer in watts. 17 ΑΣΦ P = 825.854 Submit Previous Answers Request Answer Part B X Incorrect; Try Again; 5 attempts remaining Note that the dependence of energy on voltage is not linear, but exponential. Recall the correct formula expressing the relationship between them. t = 0 ? At what time t after the switch is closed is the charge on the capacitor equal to 40.0x10-6 C? Express your answer with the appropriate units. S W Submit Previous Answers Request Answer Part C ? X Incorrect; Try Again; 3 attempts remaining Review | Const

A resistor with 870.0 2 is connected to the plates of a charged capacitor with capacitance 4.66 μF. Just before the connection is made, the charge on the capacitor is 7.90 mC. You connect a battery, resistor, and capacitor as in (Figure 1), where R = 12.0 2 and C= 7.00 x 10-6 F. The switch S is closed at t = 0. When the current in the circuit has magnitude 3.00 A, the charge on the capacitor is 40.0 x 10-6 C. Figure a E i = 0 R Switch open q=0 HR b C 1 of 1 > Part C What is the electrical power dissipated in the resistor at the instant when the energy stored in the capacitor has decreased to half the value calculated in part A? Express your answer in watts. 17 ΑΣΦ P = 825.854 Submit Previous Answers Request Answer Part B X Incorrect; Try Again; 5 attempts remaining Note that the dependence of energy on voltage is not linear, but exponential. Recall the correct formula expressing the relationship between them. t = 0 ? At what time t after the switch is closed is the charge on the capacitor equal to 40.0x10-6 C? Express your answer with the appropriate units. S W Submit Previous Answers Request Answer Part C ? X Incorrect; Try Again; 3 attempts remaining Review | Const

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter20: Capacitance In Ac Circuits

Section: Chapter Questions

Problem 2PA: You are working in an industrial plant. You have been instructed to double the capacitance connected...

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