## Answers

**Part A**

E = 0 as charge enclosed is zero.

**Part B**

E = kq / r^{2}

here r = 14/2 = 7 cm = 0.07 m

E = 9e9 * 10e-6 / 0.07^{2}

E = 1.837e7 N/C

**PART C**

Here r = 0.07 + 0.095 = 0.165 m

E = 9e9 * 10e-6 / 0.165^{2}

E = 3.305e6 N/C

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