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QUESTION 1 How many coulombs are represented by 4.1 x 1020 electrons? QUESTION 2 The voltage v(t) across a device and the current i(t) through it are: v(t)- 18cos(2t) V. i(t)- 18(1-e-0.5t)A Calculate the total charge in the device at t - 7 s. Write your answer in Coulombs. QUESTION 3 The voltage v(t) across a device and the current i(t) through it are: v(t)- 27cos(2t) V. i(t)-11(1-e-0.5)A Calculate the power consumed by the device at t-9 s. Write your answer in Watts.

QUESTION 1 How many coulombs are represented by 4.1 x 1020 electrons? QUESTION 2 The voltage v(t) across a device and the current i(t) through it are: v(t)- 18cos(2t) V. i(t)- 18(1-e-0.5t)A Calculate the total charge in the device at t - 7 s. Write your answer in Coulombs. QUESTION 3 The voltage v(t) across a device and the current i(t) through it are: v(t)- 27cos(2t) V. i(t)-11(1-e-0.5)A Calculate the power consumed by the device at t-9 s. Write your answer in Watts.

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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Q1,Q2&Q3 Needed to be solved these questions 100 percent correctly in 60 minutes and get the thumbs up please solve correctly in the order to get positive feedback I need accuracy any how please
QUESTION 1 How many coulombs are represented by 4.1 x 1020 electrons? QUESTION 2 The voltage v(t) across a device and the current i(t) through it are: v(t)- 18cos(2t) V. i(t)- 18(1-e-0.5)A Calculate the total charge in the device at t = 7 s. Write your answer in Coulombs. QUESTION 3 The voltage v(t) across a device and the current i(t) through it are: v(t) = 27cos(2t) V. i(t) = 11(1-e-0.5t)A Calculate the power consumed by the device at t-9 s. Write your answer in Watts. QUESTION 4 The current entering the positive terminal of a device is i(t)- 12e-2t A and the voltage across the device is v(t)-12di/dt V. Determine the energy absorbed in 4 s. Write your answer in Joules. QUESTION S In a household, a 154-W PC is run for 4 hours/day, while a 88-W bulb runs for 8 hours/day. If the utility company charges $0.16/kWh, calculate how much the household pays per year (365 days) on the PC and the bulb. Write your answer in Dollars.
Transcribed Image Text:QUESTION 1 How many coulombs are represented by 4.1 x 1020 electrons? QUESTION 2 The voltage v(t) across a device and the current i(t) through it are: v(t)- 18cos(2t) V. i(t)- 18(1-e-0.5)A Calculate the total charge in the device at t = 7 s. Write your answer in Coulombs. QUESTION 3 The voltage v(t) across a device and the current i(t) through it are: v(t) = 27cos(2t) V. i(t) = 11(1-e-0.5t)A Calculate the power consumed by the device at t-9 s. Write your answer in Watts. QUESTION 4 The current entering the positive terminal of a device is i(t)- 12e-2t A and the voltage across the device is v(t)-12di/dt V. Determine the energy absorbed in 4 s. Write your answer in Joules. QUESTION S In a household, a 154-W PC is run for 4 hours/day, while a 88-W bulb runs for 8 hours/day. If the utility company charges $0.16/kWh, calculate how much the household pays per year (365 days) on the PC and the bulb. Write your answer in Dollars.
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