Chrome MasteringPhysics PS4Advanced Secure I ht masteringphysics.com/myct/itemvi

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Chrome MasteringPhysics PS4Advanced Secure I ht masteringphysics.com/myct/itemview?offset next&assignmentproblemlD; 74171764 PHYS1052 General Physics II PSA Advanced Problem 20.33 Problem 20.33 Part A A dipole is formed by point charges +3.3uc and At what positions on the z axis does the potential have the value T.4x10 V -3.3 wC placed on the z axis at (0.40 m 0 and (0.40 m 0), respectively. Express your answers using two significant figures separated by a comma. a Submit My Answers up previous 13 of 10 l nent Continue

Explanation / Answer

here P = q(2a)

= 3.3 x 10-6 x 2 x 0.40 = 2.64 x 10-6

as we know that the potential due to dipoler

V = KP / r3

here V = 7.4 x 105 volt

7.4 x 105 = (9 x 109) x (2.64 x 10-6) / r3

r3 = 3.210 x 10-2

r = 0.3178 m Ans

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