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Debanjana adhikari Asked a Question
June 2, 2020 12:12 pmpts 30 pts
The charge per unit length of a circular wire of radius a in the xy-plane, with its centre at the origin, is ^ =/, COs , where is a constant and the angle 0 is measured from the positive x-axis. The electric field at the centre of the circle is (a) E= (c) E 4E Q82. () 4E (b) E=_ 4 E k 4T E (d) E =- Ans. : (a) Solution: At centre O, direction of field is -f. So best option is (a) TO
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  • Chandra dhawan
    this method also very helpful dear
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    Chandra dhawan
    see attached file
  • Dhairya sharma
    i hope u get it dear
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  • Dhairya sharma thankyou
    solution:
    • cropped8562617736281219623.jpg
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    Dhairya sharma
    see detailed solution