Jan 14, 2016 #37 jbriggs444 Science Advisor Homework Helper 12,637 7,344 gracy said: he took uniformly charged shell Which means that it has nothing to do with the question you asked in post #29.
gracy said: he took uniformly charged shell Which means that it has nothing to do with the question you asked in post #29.
Jan 14, 2016 #38 gracy 2,486 83 you mean we can use that formula for system of uniformly charged shell +charge q but not for system of uniformly charged sphere +charge q ?
you mean we can use that formula for system of uniformly charged shell +charge q but not for system of uniformly charged sphere +charge q ?
Jan 14, 2016 #39 jbriggs444 Science Advisor Homework Helper 12,637 7,344 The distinction is between "uniformly charged" and "conducting". They are contradictory conditions if there is an external field. Have you read responses #4, #6, #8 and #20?
The distinction is between "uniformly charged" and "conducting". They are contradictory conditions if there is an external field. Have you read responses #4, #6, #8 and #20?