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28.Four point charges 1 mu C -2 mu C 3 m...

28.Four point charges 1 `mu` C -2 `mu` C 3 `mu` C and -2 `mu` C are arranged on the four vertices of a square of side 1cm .The dipole moment of this charge assembly is 1) zero 2) `sqrt(2)times10^(-8)C.m` 3) `2sqrt(2)times10^(-8)C m` 4) `2times10^(-8)C m`

Answer

Step by step text solution for 28.Four point charges 1 mu C -2 mu C 3 mu C and -2 mu C are arranged on the four vertices of a square of side 1cm .The dipole moment of this charge assembly is 1) zero 2) sqrt(2)times10^(-8)C.m 3) 2sqrt(2)times10^(-8)C m 4) 2times10^(-8)C m by PHYSICS experts to help you in doubts & scoring excellent marks in Class 11 exams.

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Knowledge Check

  • Electric charges of + 10 mu C, + 5 mu C, - 3 mu C and + 8 mu C are placed at the corners of a square of side sqrt2m . The potential at the centre of the square is

    A
    `1.8 V`
    B
    `1.8 xx 10^6 V`
    C
    `1.8 xx 10^5 V`
    D
    `1.8 xx 10^4 V`

  • Electric charges of + 10 mu C, + 5mu C, - 3mu C and +9 mu C are placed at the corners of a square of side sqrt(2) m the potential at the centre of the square is

    A
    `1.8 V`
    B
    `1.8 xx 10^(6) V`
    C
    `1.8 xx 10^(5) V`
    D
    `1.8 xx 10^(4) V`

  • Three charges 2 mu C , -4 mu C and 8 mu C are places at the three vertices of an equilateral triangle of side 10 cm. The potential at the centre of triangle is

    A
    `14xx10^4` J/C
    B
    `9xx10^4` J/C
    C
    `54xx10^4` J/C
    D
    `54sqrt3 xx10^4` J/C

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