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Physics, 21.01.2021 19:30 brittanysanders
1. Place these unknown pH test papers in order from most acidic to most alkaline.
А в
C D
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14
pH color chart
A. Paper D. paper C, paper B, paper A
B. Paper B, paper A, paper C, paper D
C. Paper C, paper D, paper A, paper B
D. Paper D, paper C, paper A, paper B
Answers: 1
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Athin nonconducting rod with a uniform distribution of positive charge q is bent into a circle of radius r. the central perpendicular axis through the ring is a z-axis, with the origin at the center of the ring. a) what is the magnitude of the electric field due to the rod at z = 0? n/c (b) what is the magnitude of the electric field due to the rod at z = infinity? n/c (c) in terms of r, at what positive value of z is that magnitude maximum? r (d) if r = 4.00 cm and q = 9.00 µc, what is the maximum magnitude? n/c
Answers: 1
1. Place these unknown pH test papers in order from most acidic to most alkaline.
А в
C D
C D
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