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Text Solution

8 cm from the bottom13 cm from the bottomk21 cm from the bottom27 cm from the bottom

Answer :

DSolution :

`1/(4piepsilon_0)q^2/r^2=mg sintheta` <br> `r=sqrt((1/(4piepsilon_0))(q^2/(mgsintheta)))` <br> `sqrt(((9xx10^9)(2.0xx10^-6)^2)/((0.1)(9.8)sin30^@))` <br> `=27xx10^-2m` <br> `=27cm