Three concentric conducting spherical shells of radii R, 2R and 3R carry charges Q, - 2Q and 3Q,...

Three concentric conducting spherical shells have radii r, 2r, and 3r and charges q_1,q_2 and q_3 , respectively. Innermost and outermost shells are earthed as shown in figure. The charges shown are after earthing. Select the correct alternative.

Three conducting concentric spherical shells of radii R, 2R and 3R carry some charge on them. The potential at the centre is 50 V and that of middle and outer shell is 20 V and 10 V respectively. Find the potential of the inner Shell.

Three concentric metallic spherical shells of radii R, 2R, 3R, are given charges Q_1 , Q_2 , Q_3 , respectively. It is found that the surface charge denisties on the outer surfaces of the shells are equal. Then, the ratio of the charges given to the shells, Q_1:Q_2:Q_3 , is

Two isolated concentric conducting spherical shells have radii R and 2R and uniform charges q and 2q respectively.If V_(1) and V_(2) are potentials at points located at distances 3R and (R)/(2) respectively from the centre of shells.Then the ratio of ((V_(2))/(V_(1))) will be

Three concentric metallic spherical shells of radii R, 2R, 3R are given charges Q_(1) Q_(2) Q_(3) , respectively. It is found that the surface charge densities on the outer surface of the shells are equal. Then, the ratio of the charges given to the shells Q_(1) : Q_(2) : Q_(3) is

Figure shows three concentric thin conducting spherical shells A, B and C of radii R, 2R and 3R. The shell B is earthed A and C are given charges q and 2q respectively. Find the charges appearing on all the surface of A,B and C. [inner surface (A)0,(B)-q,(C) 4/3 q Outer surface (A) q, (B)-4/3 q,(C) 2/3 q]

Two concentric conducting spheres of radii R and 3R carrying charges Q and 2Q respectively.If the charge on inner sphere is doubled.The potential difference between inner and outer spheres will..?

Two conducting hollow spherical shells of radius R and 2R carry charges -Q and 3Q respectively. How much charge will flow into the earth if inner shell is grounded?

Two concentric conducting spheres of radii R and 2R are crrying charges Q and -2Q , respectively. If the charge on inner sphere is doubled, the potetial differece between the two spheres will

Two concentric spherical conducting shells of radii R and 2R carry charges Q and 2Q respectively.Change in electric potential on the outer shell when both are connected by a conducting wire is (k=(1)/(4 pi varepsilon_(0)))