E 1?The Expert TA 1 Human-? e Chegg Study | Guided Solut ? ??? ?https://usx50ww.
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E 1?The Expert TA 1 Human-? e Chegg Study | Guided Solut ? ??? ?https://usx50ww.theexpertta.com/common/TakeTutorialAssignment.aspx Hae Student: klantzS94cardinal.wju.edu My Account Log Out Class Managament | Halp Ch? 8: Electric Force Begin Date: 3/19/2017 12:00:00 AM Die Date: 4/10/2018 1 1:59:00 PM End Date: 4/13/2018 12:00:00 AM (17%) Problem 2: Suppose you have two point charges each of 77 nC. Assignment Status Click here for detailed view Howmany millimeters apart must the two charges be to have a force of 0.85 N between them? Grade Summary 0% 100 Problem Status sini) cos) cotanasin) Snbmisslons Attents remanin (2% per attempt) detatled vie acos) 4 56 atan acota sinh0 cosh) tanh) cotanh) Partial Partial Completed Partial grees Radians Subeint TaTIL I Tve Hints: 0% dedirtion per hint Hits Foodhack: dhtion per foodback Submission History Answer Hints Feedback Tutals Totals 0% | 0% 5:07 PM 4/10/2018 Type here to search ^ 4xExplanation / Answer
a) We know that force netween two point charges,
F = kq1q2 / r2
0.85 = 9e9*77e-9*77e-9 / r2
r2 = 5.336e-5 / 0.85
r = 7.923 mm
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