Measurements made during severe electrical storms reveal that lightning bolts can carry as much as 30 C of charge and can travel between a cloud and the ground in time intervals of around 100 μμs (and sometimes even shorter). Potential differences have been measured as high as 400 million volts.1)What is the current in such a lightning strike? (Express your answer to two significant figures.)2)What is the resistance of the air during such a strike? (Express your answer to two significant figures.) 3)How much energy is transferred during a severe strike? (Express your answer to two significant figures.) 4)What mass of water at 100∘C could the lightning bolt in part (3) evaporate? The latent heat of vaporization of water at 100∘C is LV=2260 kJ/kg. (Express your answer to two significant figures.) Cumulative Problem 4 - Current|1 4Measurements made during severe electrical storms reveal that lightning bolts can carry as much as 30 C of charge andcan travel between a cloud and the ground in time intervals of around 100 us (and sometimes even shorter). Potentialdifferences have been measured as high as 400 million volts.1) What is the current in such a lightning strike? (Express your answer to two significant figures.)MA SubmitYou currently have 2 submissions for this question. Only 10 submission are allowed.You can make 8 more submissions for this question.2) What is the resistance of the air during such a strike? (Express your answer to two significant figures.)1.2k2 SubmitYou currently have 1 submissions for this question. Only 10 submission are allowed,You can make 9 more submissions for this question.Your submissions: 1.2Computed value: 1.2Submitted: Sunday, July 11 at 10:10 AMFeedback: Right answer !3) How much energy is transferred during a severe strike? (Express your answer to two significant figures.)12GJ SubmitYou currently have 1 submissions for this question. Only 10 submission are allowed.You can make 9 more submissions for this question.Your submissions:12 :Computed value: 12Submitted: Sunday, July 11 at 10:12 AMFeedback: Right answer !...4) What mass of water at 100° C could the lightning bolt in part (3) evaporate? The latent heat of vaporization of waterat 100° C is Ly =2260 kJ/kg. (Express your answer to two significant figures.)x103 kg SubmitYou currently have 0 submissions for this question. Only 10 submission are allowed.You can make 10 more submissions for this question.+

Charge (Q) = 30 C Time (t) = 100 μsV = 400 million volts

Answered: Measurements made during severe…

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter20: Electric Current, Resistance, And Ohm's Law

Section: Chapter Questions

Problem 10PE: A clock battery wears out after moving 10,000 C of charge through the clock at a rate of 0.500 mA....

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Measurements made during severe electrical storms reveal that lightning bolts can carry as much as 30 C of charge and can travel between a cloud and the ground in time intervals of around 100 μμs (and sometimes even shorter). Potential differences have been measured as high as 400 million volts.

1)What is the current in such a lightning strike? (Express your answer to two significant figures.)

2)What is the resistance of the air during such a strike? (Express your answer to two significant figures.)

3)How much energy is transferred during a severe strike? (Express your answer to two significant figures.)

4)What mass of water at 100∘C could the lightning bolt in part (3) evaporate? The latent heat of vaporization of water at 100∘C is LV=2260 kJ/kg. (Express your answer to two significant figures.)

Cumulative Problem 4 - Current
|1 4
Measurements made during severe electrical storms reveal that lightning bolts can carry as much as 30 C of charge and
can travel between a cloud and the ground in time intervals of around 100 us (and sometimes even shorter). Potential
differences have been measured as high as 400 million volts.
1) What is the current in such a lightning strike? (Express your answer to two significant figures.)
MA Submit
You currently have 2 submissions for this question. Only 10 submission are allowed.
You can make 8 more submissions for this question.
2) What is the resistance of the air during such a strike? (Express your answer to two significant figures.)
1.2
k2 Submit
You currently have 1 submissions for this question. Only 10 submission are allowed,
You can make 9 more submissions for this question.
Your submissions: 1.2
Computed value: 1.2
Submitted: Sunday, July 11 at 10:10 AM
Feedback: Right answer !
3) How much energy is transferred during a severe strike? (Express your answer to two significant figures.)
12
GJ Submit
You currently have 1 submissions for this question. Only 10 submission are allowed.
You can make 9 more submissions for this question.
Your submissions:
12 :
Computed value: 12
Submitted: Sunday, July 11 at 10:12 AM
Feedback: Right answer !
...
4) What mass of water at 100° C could the lightning bolt in part (3) evaporate? The latent heat of vaporization of water
at 100° C is Ly =2260 kJ/kg. (Express your answer to two significant figures.)
x103 kg Submit
You currently have 0 submissions for this question. Only 10 submission are allowed.
You can make 10 more submissions for this question.
+

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