Home
Class 12
PHYSICS
Three charges 2 muC , -4 muC and 8 muC a...

Three charges 2 `mu`C , -4 `mu`C and 8 `mu`C are places at the three vertices of an equilateral triangle of side 10 cm. The potential at the centre of triangle is

A

`14xx10^4` J/C

B

`9xx10^4` J/C

C

`54xx10^4` J/C

D

`54sqrt3 xx10^4` J/C

Text Solution

Verified by Experts

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

Topper's Solved these Questions

  • Mock Test 24: PHYSICS

    AAKASH INSTITUTE ENGLISH|Exercise Example|35 Videos

  • Mock test 26

    AAKASH INSTITUTE ENGLISH|Exercise EXAMPLE|27 Videos

Similar Questions

Explore conceptually related problems

Three equal charges of 5.0 muC each are placed at the three vertices of an equilateral triangle of side 5.0cm each. Calculate the electrostatic potential energy of the system of chages.

Three points charges of 1 C, 2C and 3C are placed at the corners of an equilateral triangle of side 100 cm. Find the work done to move these charges to the corners of a similar equilateral triangle of side 50 cm.

Knowledge Check

  • Three particles of masses 1 kg, (3)/(2) kg, and 2 kg are located the vertices of an equilateral triangle of side a . The x, y coordinates of the centre of mass are.

    A
    a. `(5a)/(9) , (2a)/(3sqrt 3)`
    B
    b. `(2a)/(3sqrt (3)) , (5a)/(9)`
    C
    c. `(5a)/9 , (2a)/(sqrt 3)`
    D
    d. `(2a)/(sqrt(3)) , (5a)/(9)`

    • Similar Questions

    Explore conceptually related problems

    Three points charges of 1 C, 2C and 3C are placed at the corners of an equilateral triangle of side 100 cm. Find the work done to move these charges to the corners of a similar equilateral triangle of side 50 cm.

    Three charges 2q, -q, and -q are located at the vertices of an equilateral triangle. At the center of the triangle,

    Three identical charges, each having a value 1.0 xx10^(-8)C, are placed at the corners of an equilateral triangle of side 20 cm find the electric field and potential at the centre of the triangle.

    Three identical point objects each of mass m are placed at the vertices of an equilateral triange of side l . What is the gravitational potential at the centre of the equilateral triangle due to the point masses?

    Charges 5 mu C, -2muC, 3muCand -9muC are placed at the corners A,B,C and D of a square ABCD of side 1m. The net electric potential at the centre of th square is

    Three point charges 1C, 2C and 3C are placed at the corners of an equilaternal triangle of side 1m . The work required to move these charges to the corners of a smaller equilaternal triangle of side 0.5 m in two differenct ways as in fig. (A) and fig. (B) are W_(a) and W_(b) then:

    Three particles of equal mass 'm' are situated at the vertices of an equilateral triangle of side L . The work done in increasing the side of the triangle to 2L is

    Home
    Profile