What is the unit of surface charge density in the SI unit? a) C b) C/m c) C/m2 d) C/m3
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What is the unit of surface charge density in the SI unit?
a) C
b) C/m
c) C/m2
d) C/m3

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- A large accumulation of positive charge is surrounded by empty space. At any point in the space around the charge the electric fielda. Points radially towards the positive charge.b. Points radially away from the positive charge.c. Circles the positive charge in the clockwise direction.d. Circles the positive charge in the counter-clockwise direction.A conducting sphere is intially neutally charged. Its grounded, meaning the sphere has a direct path to earth ground. Which of the following describes the flow of electrons when a positvely charged rod is broght near the sphere? a. Electrons flow within the sphere but do not go into or out of the ground. b. Electrons flow out of the ground and into the sphere. c. Electrons flow out of the sphere and into the ground. d. There is no flow of electrons.A conductive "hollow" sphere has a total charge -2Q. A charging point + Q is in the center. Determine the total load on the outer surface. a. -Q b. +Q c. -3Q d.+2Q
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