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Amrutha T posted an Question
August 03, 2020 • 03:17 am 30 points
  • IIT JAM
  • Physics (PH)

Cavity won 't so. a charge q is placed in front of an infinite meta pla a distance d. if instead a charge 2q were to experie the same force, at what distance sh

cavity won 't So. A charge q is placed in front of an infinite meta pla a distance d. If instead a charge 2q were to experie the same force, at what distance should it be pla from the plate ? (a) d (c) d/2 = E tal plat 55- experie be plao 53. A charge g were tob (b) 2d (d) 4d IISc-2008

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  • comment-profile-img>
    Chandra prakash

    dear see this.....u get 4d ...and put the value in equation and see..I did it..see attachment,so 2d is correct answer....

    cropped8134713518343917380.jpg
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    hope you get it

  • comment-profile-img>
    Chandra prakash best-answer

    see this example also...

    cropped2468671586039016845.jpg
    cropped1938200320188714174.jpg
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    🤔🤔iam confused

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    according to the above prob 2d is correct

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    yes dear

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    then what mistake i have done while solving the prob

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    don't get confused about that becoz I attached this file only for get an idea of the force of this type of prb

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    ok

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    sir, when i am solving this question through image method i get 4d

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    😇😇😇

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    yes dear I get also same ...but i think we should take value of force is given in this prob..

  • comment-profile-img>
    Amrutha t

    this is what i did. but it is wrong. but i dont understant what mistake that i did??

    cropped-783490492.jpg
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    ok, i got it

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    i cross checked my answe

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    in first case i put 2d. thats my mistake, i wish

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