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Four point charges q(A) = 2 mu C , q(B)...

Four point charges `q_(A) = 2 mu C , q_(B) = -5 mu C, q_(C) = 2 mu C and q_(D) = -5 mu C` are located at the corners of a square ABCD of side 10 cm. What is the force on a charge of `1 mu C` placed at the center of the square ?

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NCERT TAMIL-ELECTRIC CHARGES AND FIELDS -EXERCISES
  1. a. Explain the meaning of the statement 'electric charge of a body is ...

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  2. When a glass rod is rubbed with a silk cloth, charges appear on both. ...

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  3. Four point charges q(A) = 2 mu C , q(B) = -5 mu C, q(C) = 2 mu C and ...

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  4. (a) An electrostaic field line is a continous curve. That is a field l...

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  5. Two point charges q(A) = 3 mu C and q(B) = -3 muC are located 20 cm ...

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  6. A system has two charges q(A)= +2.5xx10^(-7)C and q(B)= -2.5xx10^(-7)C...

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  7. An electrtic dipole with dipole moment 4xx10^(-9) C m is aligned at ...

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  8. A polythene piece rubbed will wool is found to have a negative charge ...

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  9. Two insulated charged copper spheres A and B have their centres separa...

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  10. Two insulated identically sized charged copper spheres A and B have th...

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  11. Track of three charged particles in a uniform electrostatic field s...

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  12. Consider a uniform eleceric field =3 xx 10^(3) hati N//C. a. What is...

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  13. What is the net flux of the uniform electric field of Exercise 1.15 th...

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  14. Careful measurement of the electric field at the surface of a black...

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  15. A point charge +10mu C is at a distance 5 cm directly above the centre...

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  16. A point charge of 2.0 mu c is at the centre of a cubic gaussian ...

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  17. A point charge causes an electric flux of -1.0xx10^(3) N m^(2)//C to p...

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  18. A conducting sphere of radius 10 cm has an unknown charge if the elect...

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  19. A uniformaly charged conducting sphere of diameter 2.4 m has a surface...

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  20. An infinite line charge produces a field of 9 xx 10^(4)N//C at a dista...

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