A point charge Q = -500 nC and two unknown point charges,q₁ and q₂,are placed as shown in the figure.The electric field at the origin O,due to charges Q,q₁ and q₂,is equal to zero.The charge q₁ is closest to A) 130 nC. B) 76 nC. C) 150 nC. D) -76 nC. E) -130 nC.

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The Answer of A point charge Q = -500 nC and two unknown point charges,q₁ and q₂,are placed as shown in the figure.The electric field at the origin O,due to charges Q,q₁ and q₂,is equal to zero.The charge q₁ is closest to A) 130 nC. B) 76 nC. C) 150 nC. D) -76 nC. E) -130 nC.

A Point Charge Q = -500 NC and Two Unknown