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a positive charge q is placed in front of a conducting solid cube at a distance d from its centre. find the electric field at the centre of the cube due to the charges appearing on its surface. ...
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a positive charge q is placed in front of a conducting solid cube at a distance d from its centre. find the electric field at the centre of the cube due to the charges appearing on its surface. ...
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A thin convex lens whose focal length in air is known to be 30cm is cut into two parts by a transverse plane parallel to principal axis and 0.5cm above the principal axis. They are placed on the x-axis a shown in the figure.A ...
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Two uniformly charged plane sheets S1 and S2 having charge densities ∂1 and ∂2 (∂1 > ∂2) are placed at a distance 'd' apart, parallel to each other. A charge q0 is moved along a line of length a (a < d) at cm an ...
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*Image* ...
