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A long, hollow conducting cylinder is ke...

A long, hollow conducting cylinder is kept coaxially inisde another long, hollow conducting cylinder of larger radius. Both the cylinders are initially electrically neutral.

A

A potential difference appears between the two cylinders when a charge density is given to the ineer cylinder.

B

A potential difference appears between the two cylinder when a charge density to the outer cylinder.

C

No potential difference appears between the two cylinder whn a uniform line charge is kept along the axis of the cylinders.

D

No potential difference appears between the two cylinders when same charge density is given to both the cylinders.

Text Solution

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The correct Answer is:
A
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Knowledge Check

  • A long, hollow conducting cylinder is kept coaxially inside another long, hollow conducting cylinder of larger radius. Both the cylinders are initially electrically neutral

    A
    A potential difference appears between the two cylinders when a charge density is given to the inner cylinder.
    B
    A potential difference appears between two cylinders when a charge density is given to the outer cylinder
    C
    No potential difference appears between the two cylinders when a uniform line charge is kept along the axis of the cylinders.
    D
    No potential difference appears between the two cylinders when same charge density is given to both the cylinders

  • If a solid and a hollow conducting sphere have same radius then

    A
    Hollow sphere will hold more maximum charge
    B
    Solid sphere will hold more maximum charge
    C
    Both the spheres will hold same maximum charge
    D
    Both the sphere can't hold charge

  • Moment of inertia of a hollow cylinder of mass M and radius R , about the axis of cylinder is

    A
    `(1)/(2)MR^(2)`
    B
    `MR^(2)`
    C
    `(2)/(3)MR^(2)`
    D
    `(2)/(5)MR^(2)`
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