Q8 Which one of these electric fields is a possible E-field? k is some constant with appropriate units. (i) (ii) (iii) (iv) E = k(xyx + 2yz ý+3xz2) Ekly2x + (2xy + z2) ŷ + 2yz 2] E = k[(xy + y²) + (2yz + 2xy + z²)ŷ + (3xz + 2z) 2] None of the above O (1) E = k(xyx + 2yz ý + 3xz 2) O (ii) E = k[y²x + (2xy + z²) ŷ + 2yz 2] O (iii) E = k[(xy + y²) + (2yz + 2xy + z²) ŷ + (3xz + 2z) 2] (iv) None of the above
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