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Electric Charges And Fields

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                                           Electric Charges And Fields  

Electric Charges and fields

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                      Electric Charges and fields                                          Problems

Electric charges and fields

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 Electric Charges and Fields    Problems Question1. Two charges +10 μC and -10 μC are placed 5.00 mm apart. Determine the electric field at (a) a point P on the axis of the dipole 15 cm away from its centre O on the side of the positive charge, (b) a point Q, 15 cm away from O on a line passing through O and normal to the axis of the dipole.     Question2. The force experienced by a unit charge when placed at a distance of 0.10 m from the middle of an electric dipole on its axial line is 0.025N and when it is placed at a distance of 0.2m, the force is reduced to 0.002N. Calculate the dipole length.