Without deriving, draw a well-labelled diagram represent ing a solid sphere of charge with radius r and provide: 1. the equation that gives the magnitude of the electric field outside the sphere. 2. and the equation that gives the magnitude of the electric field inside the sphere.

graphing motion: mastery test

209be

what is the instantaneous acceleration of

the particle at point b?

0 meters/second?

10 meters/second?

12 meters/second?

velocity imetersisecond

15 meters/second?

20

time (seconds)

answer: 0 meters/second^2

the answer is neither ball has a charge.

because if they were both positively charged, they will repel each other.

if they were positively and negatively charged, they will seek.

current flows in a wire

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