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Umme Asked a Question
August 13, 2020 11:04 ampts 30 pts
  • IIT JAM
  • Physics (PH)

Four equal point charges are placed at the corners of a square. how many points are there in space where electric field is zero (a) one (b) two (d) infinite e)

Four equal point charges are placed at the corners of a square. How many points are there in space where electric field is zero (a) One (b) Two (d) Infinite e) Five
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  • Ravi prakash yadav thankyou
    A is the answer. There will be only one point where electric field will be zero that is centre point of the square.
    Likes(1) Reply(3)
    Umme
    some sources online say that there will be 5 points ( unstable equilibrium) but I don't understand how it's is possible ... because clearly if we place a +q charge at the mid point...
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  • Vaishnavi rajora
    A is the answer. There will be only one point where electric field will be zero that is centre point of the square.
    Likes(1) Reply(0)
  • Somnath
    Only one such point is possible where electric field is zero.The point will be at the centre of the squire.
    Likes(0) Reply(0)
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