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Let an electric field be given by E = 140k V/m. (a) What is the electrical potential difference (VBVA) between the positions zA = 5

Let an electric field be given by E = 140k V/m. (a) What is the electrical potential difference (VBVA) between the positions zA = 5 cm and zB = 10 cm? (b) What is the distance on the z-axis between two points whose potential difference is equal to VBVA = 22 V?

( k is a unit vector )

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