A cook plugs a 400 W crockpot and a 1000 W kettle into a 240 V power supply, all operating on directc When we compare the two, we find that Select one: a. I crockpot >I kettle and Rcrockpot R.kettle. b. I Crockpot = I Kettle and R Crockpot - R Kettle. C. I crockpot< I kettle andR crockpot >R kettle. d. I Crockpot > I Kettle and R Crockpot

A cook plugs a 400 W crockpot and a 1000 W kettle into a 240 V power supply, all operating on directc When we compare the two, we find that Select one: a. I crockpot >I kettle and Rcrockpot R.kettle. b. I Crockpot = I Kettle and R Crockpot - R Kettle. C. I crockpot< I kettle andR crockpot >R kettle. d. I Crockpot > I Kettle and R Crockpot

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter10: Direct-current Circuits

Section: Chapter Questions

Problem 70AP: A homemade capacitor is constructed of 2 sheets of aluminum foil with an area of 2.00 square meters,...

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A 20.00-V battery is used to supply current to a 10-k resistor. Assume the voltage drop across any wires used for connections is negligible, (a) What is the current through the resistor? (b) What is the power dissipated by the resistor? (c) What is the power input from the battery; assuming all the electrical power is dissipated by the resistor? (d) What happens to the energy dissipated by the resistor?
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A homemade capacitor is constructed of 2 sheets of aluminum foil with an area of 2.00 square meters, separated by paper, 0.05 mm thick, of the same area and a dielectric constant of 3.7. The homemade capacitor is connected in series with a 100,00- resistor, a switch, and a 6.00-V voltage source, (a) What is the RC time constant of the circuit? (b) What is the initial current through the circuit, when the switch is closed? (c) How long does it take the current to reach one third of its initial value?
A cook plugs a 1000 W crockpot and a 400 W kettle into a 240 V power supply, all operating on directc When we compare the two, we find that Select one: a. Icrockpot < Ikettle and Rcrockpot > Rkettle. b. Icrockpot = Ikettle and Rcrockpot = Rkettle. c. Icrockpot > Ikettle and Rcrockpot = Rkettle. d. Icrockpot > Ikettle and Rcrockpot < Rkettle.
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