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calculate the electric field at the test point p of this ring with charge tQ and uniform charge density n IZ Kda (da) please write answer as clear as possible, thanks
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(a) let a small element of the ring de až dE ARUNS so due to WEK 1 PAGE NO. this element charge p DATE on this element dq=&d- Ахала Е. К (9ла ) ( 7 + а2) 37, Кs ) Ал€ь

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