two positive points charges of 15c and 13c are placed 12cm apart . find the work done in bringing the two charges 4cm closer.

  1. 👍 0
  2. 👎 0
  3. 👁 206
asked by asad
  1. find the Potential energy at one of the charges due to the distance and othter charge.


    What is the PE at 4 cm closer?


    then thw work moving Q2 must be

    difference in PE

  2. W=u¹+u²



    1. 👍 0
    2. 👎 0

Respond to this Question

First Name

Your Response

Similar Questions

  1. physics

    Two positive point charges of 15 into 10^-10 C and 13 into 10^-10 C are placed 12cm apart.Find the work done in bringing the two charges 4cm closer ?

    asked by anonymous on August 29, 2014
  2. Math - Please Help Check My Answer

    Please help me with the following question: A student attempts to solve for c in the equation below. Which statement best applies to the work shown below? 3c + 6 - 4c - 12c = 7 -13c + 6 = 7 -13c + 6 + (-6) = 7 + (-6) -13c = 1 c =

    asked by Brady on October 22, 2014
  3. chemistry physics

    Which following assertions are true ? - unanswered 13C NMR is more sensitive than 1H NMR because of the 1.1% natural abundance of 13C nuclei. 13C nuclei have a ½ spin and can be detected in NMR, opposite to more abundant 12C

    asked by Abd on December 8, 2015
  4. Physics

    the charges an coodinates of two points charges located in x-y palne are : q1=+3*10^-6 C ; x=+3.5 cm . y=+0,5 cm and q2=-4*10^ -6 C; x= - 2 cm y=+1.5 cm . (a)Find the electric potential at the origin(b)How much work must be done

    asked by Jc on February 22, 2012
  5. Physics

    Two positive charges of 10micro column and 5micro column respectively are 12cm apart find the workdone in bringing them 6cm closer?

    asked by Debojit Mondal on May 25, 2017
  1. 3 physics question please help quick

    Two point charges of opposite sign are brought close together. Which statement best describes the field lines of the combined point charges? (Points : 1) The field lines from the positive charge point toward the negative charge.

    asked by Sara on April 21, 2014
  2. physics

    Four point charges are located at the corners of a square with sides of length a. Two of the charges are +q, and two are -q. Find the magnitude and direction of the net electric force exerted on a charge +Q, located at the center

    asked by need help on February 26, 2016
  3. Chemistry

    a) How many moles of atoms are in 7.00 g of 13C? Answer "0.538" mol 13C b) Based on your answer in Part A, calculate the number of atoms in this amount of 13C? Answer "3.24×10^23" 13C atom c) Based on your answer in Part B, how

    asked by katie on August 25, 2018
  4. Physics

    1) if a positive and negative charge each has a magnitude of 6 uC and are separated by a distance of 10 cm, what is the force between the particles? 2) Given that the repulsive force between two identical positive point charges is

    asked by Help! on January 24, 2015
  5. physics

    The three charges in the figure are at the vertices of an isosceles triangle. Calculate the work that needs to be expanded, in Joules, to bring the charges together (as shown.) Take q=5.7 μC. The length of base is b=2.30 m. The

    asked by Allie on January 28, 2015

More Similar Questions