2. Consider a different lightning bolt transferring 1.12 x10 joules of electrical energy across a 6.0 x 10' V potential difference for 0.45 seconds. If the net amount of charge transferred between the cloud and the ground is equal to 46 C, what is (a) the current during the 0.45 seconds, and (b) the power delivered?

University Physics Volume 2
18th Edition
ISBN:9781938168161
Author:OpenStax
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Chapter10: Direct-current Circuits
Section: Chapter Questions
Problem 69AP: Consider the circuit below. The battery has an emf of = 30.00 V and an internal resistance of r =...
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answer the 2nd problem
Consider this figure to solve for the problem below:
Appliance 3
Oven toaster
SA
40
Appliance 2 (Electric Heater)
10 A
SO
Appliance 1 (Light bulb)
2A
70
Determine (a) the total current if all the devices are used simultaneously, b) the total
resistance, and (c) the total power in the circuit if each device has the same 120 V across it.
2. Consider a different lightning bolt transferring 1.12 x10" joules of electrical energy across a
6.0 X 10' V potential difference for 0.45 seconds. If the net amount of charge transferred
between the cloud and the ground is equal to 46 C, what is (a) the current during the 0.45
seconds, and (b) the power delivered?
Transcribed Image Text:Consider this figure to solve for the problem below: Appliance 3 Oven toaster SA 40 Appliance 2 (Electric Heater) 10 A SO Appliance 1 (Light bulb) 2A 70 Determine (a) the total current if all the devices are used simultaneously, b) the total resistance, and (c) the total power in the circuit if each device has the same 120 V across it. 2. Consider a different lightning bolt transferring 1.12 x10" joules of electrical energy across a 6.0 X 10' V potential difference for 0.45 seconds. If the net amount of charge transferred between the cloud and the ground is equal to 46 C, what is (a) the current during the 0.45 seconds, and (b) the power delivered?
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