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jrfannin
Questions (17)
A proton is held at a fixed position. An electron is placed 0.85m away and released.
Find the electron's speed when it's 9.0mm
1 answer
500 views
Two identical 20g particles each carry 4.0μC of charge. One is held fixed, and the other is placed 1.0 mm away and released.
Fin
0 answers
633 views
Three point charges of 2.0 μ C, 4.0 μ C, and 6.0 μ C form an equilateral triangle with each side 2.0cm.
Find the electric
0 answers
601 views
Two protons in a nucleus are separated by 8.0×10−15m .
What's the potential energy of the pair?
1 answer
612 views
An electron in an oscilloscope tube is traveling horizontally with a speed of 4.4×106m/s . It passes through a 2.1cm long
2 answers
640 views
Electric bees. As they fly through the air, honeybees can pick up a small amount of electric charge. Suppose a 0.12-g bee
0 answers
683 views
A pair of parallel plates are charged with uniform charge densities of –32pC/m2 and +32pC/m2 . The distance between the plates
0 answers
571 views
Two parallel plates carry uniform charge densities –0.45nC/m2 and +0.45nC/m2 .
Find the magnitude of the electric field between
0 answers
529 views
If the field strength is E = 9 V/m a distance of 1 m from the charge, what is the field strength E a distance of 3 m from the
0 answers
1,024 views
What must the charge (sign and magnitude) of a particle of mass 1.47g be for it to remain stationary when placed in a
0 answers
762 views
A large plane having uniform charge density has an electric field just outside the plane that points directly toward the plane
0 answers
582 views
if a charged plane has a uniform surface charge density of −1.5×10−7C/m2 , what is the magnitude of the electric field just
0 answers
710 views
An electric dipole lies on the x-axis, consisting of a -2.3nC charge at x = -11cm and a +2.3nC charge at x = 11cm .
Part A
0 answers
895 views
Two point charges are placed on the x axis. (Figure 1) The first charge, q1 = 8.00nC , is placed a distance 16.0m from the
1 answer
2,207 views
A 23.6μC point charge lies at the origin.
Find the electric field at the point (0.55m , 0). What is the magnitude of the
0 answers
662 views
Two point charges, -20μC and +40μC , are separated by a distance of 17.0cm .
What is the magnitude of the electric field at a
0 answers
936 views
have homework due soon, need help thanks.
Two point charges are placed on the x axis.(Figure 1) The first charge, q1 = 8.00nC ,
0 answers
1,233 views
