The quantity of charge q (in coulombs) that has passed through a surface of area 1.95 cm² varies with time according to the equation q = 6t³ + 3t + 6, where t is in seconds. (a) What is the instantaneous current through the surface at t= 0.950 s? 19.245 ✔A (b) What is the value of the current density? 987 |x What is the relationship between current and current density? kA/m²
The quantity of charge q (in coulombs) that has passed through a surface of area 1.95 cm² varies with time according to the equation q = 6t³ + 3t + 6, where t is in seconds. (a) What is the instantaneous current through the surface at t= 0.950 s? 19.245 ✔A (b) What is the value of the current density? 987 |x What is the relationship between current and current density? kA/m²
Principles of Physics: A Calculus-Based Text
5th Edition
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter21: Current And Direct Current Circuits
Section: Chapter Questions
Problem 3P: The quantity of charge q (in coulombs) that has passed through a surface of area 2.00 cm2 varies...
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![The quantity of charge q (in coulombs) that has passed through a surface of area 1.95 cm² varies with time according to the equation q = 6t³ + 3t + 6, where t is in seconds.
(a) What is the instantaneous current through the surface at t = 0.950 s?
19.245
✔A
(b) What is the value of the current density?
987
X
What is the relationship between current and current density? kA/m²](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ff2e99635-9351-4a90-90be-f1d1f0c280c7%2Fc26256ad-ce1f-4ec4-a3f2-f304b6d4b69a%2F310mae7_processed.png&w=3840&q=75)
Transcribed Image Text:The quantity of charge q (in coulombs) that has passed through a surface of area 1.95 cm² varies with time according to the equation q = 6t³ + 3t + 6, where t is in seconds.
(a) What is the instantaneous current through the surface at t = 0.950 s?
19.245
✔A
(b) What is the value of the current density?
987
X
What is the relationship between current and current density? kA/m²
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