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In a long insulating cylinder of radius R a cylindrical tunnel of radius a located at a distance b from the axis of the cylinder as shown in the figure. R R b - The solid part of the cylinder has a uniform volume charge density P. Find the magnitude and direction of the electric field inside the tunnel.

Answer

Step by step text solution for In a long insulating cylinder of radius R a cylindrical tunnel of radius a located at a distance b from the axis of the cylinder as shown in the figure. R R b - The solid part of the cylinder has a uniform volume charge density P. Find the magnitude and direction of the electric field inside the tunnel. by PHYSICS experts to help you in doubts & scoring excellent marks in Class 12 exams.

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Knowledge Check

  • An infinity long cylinder of radius R has an infinitely long cylindrical cavity of radius (R)/(2) are shown in the figure. The remaining portion has uniform volume charge density rho . The magnitude of electrical field at the centre of the cavity is-

    A
    `(rhoR)/(6epsilon_(0))`
    B
    `(rhoR)/(4epsilon_(0))`
    C
    `(rhoR)/(2epsilon_(0))`
    D
    `(rhoR)/(3epsilon_(0))`

  • A cylinder of length L has a charge of magnitude q. The electric intensity at a point at a distance r from the axis of the cylinder is

    A
    `E=1/(4piin_(0)K)*q/(r^(2))`
    B
    `E=1/(2piin_(0)k)*q/(rL)`
    C
    `E=sigma//in_(0)k`
    D
    none of these

  • A cylinder of radius R and length l is placed in a uniform electric field E parallel to the axis of the cylinder. The total flux over the curved surface of the cylinder is

    A
    zero
    B
    `piR^2E`
    C
    `2piR^2E`
    D
    `E//piR^2`

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    Point P is at a distance of r(gtR) from the axis of the cylinder. The volume charge densilty and radius of this cylinder are n and r respectively What is the electric field at point P?

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