Home
Class 12
PHYSICS
The capacitance of an isolated conductin...

The capacitance of an isolated conducting sphere of radius R is proportional to

A

`4 pi epsilon_(0)r`

B

`2 pi epsilon_(0)r`

C

` pi epsilon_(0)r`

D

`8 pi epsilon_(0)r`

Text Solution

Verified by Experts

The correct Answer is:
1
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • ELECTROSTATIC POTENTIAL AND CAPACITANCE

    AAKASH INSTITUTE|Exercise SECTION-B (OBJECTIVE TYPE QUESTIONS (ONLY ONE ANSWER) )|1 Videos

  • ELECTROSTATIC POTENTIAL AND CAPACITANCE

    AAKASH INSTITUTE|Exercise SECTION-B(OBJECTIVE TYPE QUESTIONS(ONLY ONE ANSWER) )|23 Videos

  • ELECTROSTATIC POTENTIAL AND CAPACITANCE

    AAKASH INSTITUTE|Exercise TRY YOURSELF|110 Videos

  • ELECTROMAGNETIC WAVES

    AAKASH INSTITUTE|Exercise ASSIGNMENT SECTION - D Assertion-Reason Type Questions|25 Videos

  • GRAVITATION

    AAKASH INSTITUTE|Exercise ASSIGNMENT SECTION - D (ASSERTION-REASON TYPE QUESTIONS)|16 Videos

Similar Questions

Explore conceptually related problems

Show that the capacitance of an insulated spherical conductor is directly proportional to the radius of the conductor.

Find the capacitance of an isolated ball-shaped conductor of radius R_(1) surrounded by an adjacent concentric layer of dielectric with permittivity epsilon and outside radius R_(2) .

Knowledge Check

  • The capacity of an isolated conducting sphere of radius R is proportional to

    A
    `R^2`
    B
    `1/R^2`
    C
    `1/R`
    D
    R

  • The capacitance (C ) for an isolated conducting sphere of radius (a) is given by 4pi epsilon_(0)a . If the sphere is enclosed with an earthed concentric sphere. The ratio of the radii of the sphere being (n)/((n-1)) then the capacitance of such a sphere will be increased by a factor

    A
    `n`
    B
    `(n)/((n-1))`
    C
    `((n-1))/(n)`
    D
    `a.n.`

  • The capacity of an isolated sphere of radius 9 cm is C. When it is connected to an earthed concentric thin hollow sphere of radius R, the capacity becomes 10 C. Then the value of R is

    A
    9cm
    B
    10 cm
    C
    90 cm
    D
    100 cm

    • Similar Questions

    Explore conceptually related problems

    Find the capacitance of an isolated spherical conductor of radius a surrounded by a concentric layer of dielectric of outer radius b and relative permittivity. epsi

    Find out the capacitance of an isolated spherical conductor of radius R

    A solid conducting sphere of radius r is given some charge. Then :

    A conducting sphere of radius r has a charge . Then .

    The net charge given to an isolated conducting solid sphere :

    Home
    Profile