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 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 conducting spheres of radii r_(1) and r_(2) having charges Q_(1) and Q_(2) respectively are connected to each other. There is

Two hollow concentric non-conducting spheres of radius the a and b (a gt b) contain charges Q_(a) and Q_(b) respectively. Prove that potential difference between the two spheres is independent of charge on outer sphere. If outer sphere is given an extra charge, is there any change in potential difference ?

A and B are two thin concentric hollow conductors having radii a and 2a and charge 2Q and Q, respectively. If potential of outer sphere is 5V, then potential of inner sphere is

Two concentric spherical conducting shells of radii R and 2R are carrying charges q and 2q, respectively. Both are now connected by a conducting wire. Find the change in electric potential (inV) on the outer shell.

two metal spheres of radii R_(1) and R_(2) are charged to the same potential. The ratio of charges on the spheres is

Two conducting spheres of radius R and 3R carry charges Q and -2 Q . Between these spheres a neutral conducting sphere of radius 2R is connected. The separation between the sphere is considerably large Charge flows through conducting wire due to potential difference. The final charge on initially neutral conducting sphere is :

A conducting sphere of radius R and carrying a charge Q is joined to an uncharged conducting sphere of radius 2R . The charge flowing between them will be

Two conducting spheres of radius R and 3R carry charges Q and -2 Q . Between these spheres a neutral conducting sphere of radius 2R is connected. The separation between the sphere is considerably large Charge flows through conducting wire due to potential difference. The final electric potential of sphere of radius 3R will be :