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(7%) Problem 10: Two charges-q,-4.4x 10-6C-2-2.2x 10-6C-are separated by a distance of d-3.25 m 50% Part (a) Choose the correct expression for the distance, r, from the first charge to the point where the electric field is zero. 91 42 91 1 + Correct! Grade Summa Deductions Potential select part cos Submissions sin( cotanO asin0 atan)acotan() cosh)tanh) tanO t acosO Attempts remaii (1% per attemp detailed view cotanh0 0 END Degrees Radians DEL CLEAR Submit I give up! Hints: 0 for a 0% deduction. Hints remaining: 0 Feedback: 0% deduction per feedback

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