Secure l https//sess itemView? assignment ProblemID 75671383 YS104@Felcian, Spri

Question

Secure l https//sess itemView? assignment ProblemID 75671383 YS104@Felcian, Spring 2017 Signed in a W15 C Exercise 15.28 (E) Exercise 15.28 (IE) Correct Two charges, -27 aC and -4.1 wC, are located at (0.60 m 0) and (0.60 0), respectively. There is a point on the x-axis between the two charges Part B where the electric field is zero Find the location of the point where the electric field is zero. Enter your answers using two significant figures separated by a comma. ze, 8.7 102,0 Submit Incorrect. Try Again: 8 attempts remaining: no points deducted

Explanation / Answer

elecric field is zero,

so kq1/r1^ 2 = kq2/r2^ 2

2.7/r1^ 2 = 4.1/r2^ 2

r1/r2= sqrt (2.7/4.1) = 0.8115

location = (-0.60) + ((0.8115 * 1.20) / 1.8115) = -0.062

location = -0.062, 0

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