Q1.25Multiple choice
Five charges, q each are placed at the corners of a regular pentagon Aq of side ‘a’ (Fig. 1.12). (a)
This question refers to a figure in the original PDF.
- (i)What will be the electric field at O, the centre of the E q B pentagon? q
- (ii)What will be the electric field at O if the charge from one of the corners (say A) is removed?
- (iii)What will be the electric field at O if the charge q at A is Dq qC replaced by –q? a (b) How would your answer to (a) be affected if pentagon is replaced by n-sided regular polygon with charge q at each of its corners? Fig. 1.12