MEDIUM
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IMPORTANT
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Potential inside a charged spherical shell is:
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Important Questions on Electrostatics
HARD
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IMPORTANT
A solid conducting sphere having a charge is surrounded by an uncharged concentric conducting hollow spherical shell. Let the potential difference between the surface of
the solid sphere and that of the outer surface of the hollow shell be . If the shell is now given a charge of , the new potential difference between the same two surfaces is
HARD
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IMPORTANT
Four charges and respectively are placed at the four corners of a square. Which of the following statements is true for the point of intersection of the diagonals?
MEDIUM
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A non - conducting ring is of radius coulombs charge is non - uniformly distributed over the circumference of ring which produces electric field around itself. If is the centre of the ring, then the value of is:
EASY
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A hollow metal sphere of radius is charged such that the potential on its surface is . The electric field at the centre of the sphere will be:
EASY
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IMPORTANT
Four charges , , and are situated at the corners of a square; in a sequence then at the centre of the square:
MEDIUM
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IMPORTANT
If the electric field at a distance from the origin is given as , then the potential difference between the points situated at and is,
EASY
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A circle of radius is drawn in a uniform electric field as shown in the fig. are respectively the potentials of points and on the circle then:
EASY
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IMPORTANT
A uniform electric field pointing in positive direction exists in a region. Let, be the origin, be the point on the axis at and be the point on the axis at . Then the potentials at the points and , satisfy:
