A Solid Metal Ball with a Radius of 30 Cm

question 75

Multiple Choice

A solid metal ball with a radius of 30 cm has a net charge of 77 nC.If the electric potential is zero far away from the ball,what is the electric potential at the center of the ball?

• A)0 V
• B)770 V
• C)2300 V
• D)6100 V
• E)7700 V

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