jasDedejaniaanee jasDedejaniaanee

17-02-2017
Physics

contestada

What value must q2 have if the electric potential at point a is to be zero?

Respuesta :

MissPhiladelphia MissPhiladelphia

28-02-2017

let r be side of square
V (B) = k q2/r + k Q / sqrt[r^2 + r^2] = 0 given
q2/r + Q / r root2 = 0
q2 = - Q / root2
q2/Q = - 1/root2
q2/Q = - root2 /2 = - 0.707

q2 equals negative 0.707 times Q

Answer Link

ACCESS MORE

Otras preguntas

How is oxygen transported within the body?

Which of these would most likely cause a mutation? A the placement of ribosomes on the endoplasmic reticulum B the insertion of a nucleotide into DNA C the m

A speech on "books are the best companions".

using exactly four 4's and any operations[+,-,x,/,()] write an expression to equal each of the following:345

Predators often feed on weak or sick animals in an ecosystem. The role of the predator is described as its ..what? :)

funny speech topics < tamil speech >

How do I do the bus stop method?

If a solution has a pH of 7.41, determine its H+ concentration.

Please give me as many words as you can that rhyme with Hearts. It's for a poem at school.

Give an example of an ethical or moral question that science cannot address.