15. How much is the electric potential from the +4.31 × 10³ C source charge if a test charge will be placed 7.11 *10 micrometre from it? a. 5.45 x 1024 V b. 1.53 x 10° V c. 4.91 x 10 V d. 5.11 x 10-12 V
15. How much is the electric potential from the +4.31 × 10³ C source charge if a test charge will be placed 7.11 *10 micrometre from it? a. 5.45 x 1024 V b. 1.53 x 10° V c. 4.91 x 10 V d. 5.11 x 10-12 V
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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Transcribed Image Text:13. What is the electric field experienced by a negative test charge in a vacuum where the source charge is
measured to be +5.03 x 10C and is located 7.9 x 102¹mm from the source charge.
a. 2.51 x 1014 N
b. 2.15 x 10¹7 N
c. 5.02 x 1014 N
d. 5.21 x 107 N
14. Find the repulsive force between the nucleus of a helium atom with charge of +2e and that of a neon atom
with charge of +10e when they are 3 nm apart from each other. Consider the nuclei are in vacuum, and e
= 1.60 x 10 19 C.
a.
7.78 x 10² N
b.
8.79 x 10* N
c. 7.78 x 107 N
d. 9.78 x 10 N
15. How much is the electric potential from the +4.31 × 10³ C source charge if a test charge will be placed 7.11
x 10 micrometre from it?
a.
5.45 x 10²4 V
b.
1.53 x 10° V
c. 4.91 x 10² V
d. 5.11 x 10-12 V
16. How many electrons will flow through an appliance for each second if the current through the appliance is
0.85 A?
a. 8.5 x 10² mC
b. 0.85 C
c. 1.85 x 10¹ A
d. 5.81 x 10* NA
17. A piece of number 10 aluminum wire has a diameter of 2.59 mm. How many meters of number 10
aluminum wire is needed to give a resistance of 10? (The resistivity of aluminum is 2.8 × 10% (02-m.)
a. 243 mm
b. 2.99 x 10³ mm
c. 188 m
d. 2.6 m
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