Question

Three point charges lie at the vertices of an equilateral triangle as shown. Charges #2 and #3 make up an electric dipole. The net electric torque that charge #1 exerts on the dipole is:

Three point charges lie at the vertices of an equilateral triangle as shown. Charges #2 and #3 make up an electric dipole. The net electric force that charge #1 exerts on the dipole is in

The answer for first one is A and the second one is C. Please help me understand the answers. Thank you!

Answer 1

d be length of each side Let then 2K4 Ка and electric field du to change at 1 d)2 За2 (4i) Nuw 3 d So tonque dockwise tro w right hand rle Three point charges lie at the vertices of an equilateral triangle as shown. Charges #2 and # 3 make up an electric dipole. The net electric torque that charge # 1 exerts on the dipole is: undurs tamd dho Q21.11 can we Frzy Charge #2 Three point charges lie at the vertices of an equilateral triangle as shown. Charges # 2 and # 3 make up an electric dipole. The net electric torque that charge #1 exerts on the dipole is due to 1 FoYCe on 2 +q due to 1 Force on 3 Charge #1 As F2w ty to zotalz Clockwise, anda Fa w also t to heate clock wise Fist Nole A. clockwise. Charge #3 B. counterclockwise. C. zero clockwise tohgue wil rotul it S o D. either A or B E. any of A, B, or C

FI2 Force m 2 due to 1 3 du to 1 Force n Three point charges lie at the vertices of an equilateral triangle as shown. Charges # 2 and # 3 make up an electric dipole. The net electric force that charge #1 exerts on the dipole is in FraFaxFig F12 F F124 3F33 Again tefer tue Q21.12 Fzt Three point charges lie at the vertices of an equilateral triangle as shown. Charges #2 and # 3 make up an electric dipole. The net electric force that charge #1 exerts on the dipole is in Charge #2 tq Fiz Charge #1 Nbte that Fi2z Fi3хL +q T So Fnet ryFiy3 Fis Charge #3 Fi2) A. the x-direction B. the x-direction the +y-direction D. the -y-direction aloug which s taxis E. none of the above