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1. |
A point Q lies on die perpendicular bisector of an electrical dipole of dipole moment p. If the distance of Q from the dipole is r (much larger than the size of the dipole) then electric field at Q is proportional to: [AIPMT 1998] |
A. | \[{{p}^{-1}}\] and \[{{r}^{2}}\] |
B. | \[p\] and \[{{r}^{-2}}\] |
C. | \[{{p}^{2}}\] and \[{{r}^{-3}}\] |
D. | \[p\] and \[{{r}^{-3}}\] |
Answer» E. | |