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  • Electric charges are placed at the corners of an equilateral triangle <img alt="\mathrm{ABC}" src="ht

Electric charges q, q,-2 q are placed at the corners of an equilateral triangle \mathrm{ABC} of side 1 The magnitude of electric dipole moment of the system is -

Option: 1

\mathrm{ql}


Option: 2

\mathrm{2\, ql}


Option: 3

\mathrm{\sqrt{3}\, ql}


Option: 4

\mathrm{4\, ql}


Answers (1)

best_answer

\mathrm{R =\sqrt{P_{1}^{2}+P_{2}^{2}+2 P_{1} P_{2} \cos \theta} }
    \mathrm{ =\sqrt{P^{2}+p^{2}+2 p^{2} \cos 60^{\circ}} \ }
    \mathrm{ =\sqrt{3 p^{2}}=\sqrt{3} p }


Electric dipole moment

\mathrm{=\sqrt{3} q \cdot l \cdot }  Ans.

 

Posted by

seema garhwal

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