equipotential lines are shown.
An electric charge 2×10^−8C is placed at the point (1,2,4). At the point (3,2,1) , the electric (i) potential will be 50V (ii) field will have no Y-component (iii) field will increase by a factor K if the space between the points is filled with a dielectric of constant K (iv) field will be along Y-axis
02
Dec
An electric charge 2×10^−8C is placed at the point (1,2,4). At the point (3,2,1) , the electric (i) potential will be 50V (ii) field will have no Y-component (iii) field will increase by a factor K if the space between the points is filled with a dielectric of constant K (iv) field will be along [...]
A positively charged oil droplet remains stationary in electric filed between two horizontal plates separated by a distance of 1 cm. The charge on the drop is 10^-15 C and mass of the droplet is 10^-11 g, the potential difference between the plates and if the polarity is reversed, the instantaneous acceleration of the droplet are
02
Dec
A positively charged oil droplet remains stationary in electric filed between two horizontal plates separated by a distance of 1 cm. The charge on the drop is 10^-15 C and mass of the droplet is 10^-11 g, the potential difference between the plates and if the polarity is reversed, the instantaneous acceleration of the droplet [...]
A,B and C are three concentric metallic shells . Shell A is the innermost and shell C is the outermost. A is given some charge (i) The inner surfaces of Band C will have the same charge (ii) The inner surfaces of B and C will have the same charge density (iii) The outer surfaces of A,B and C will have the same charge (iv) The outer surfaces of A,B and C will have the same charge density
02
Dec
A,B and C are three concentric metallic shells . Shell A is the innermost and shell C is the outermost. A is given some charge (i) The inner surfaces of Band C will have the same charge (ii) The inner surfaces of B and C will have the same charge density (iii) The outer surfaces [...]
Charge q on a small conducting sphere S1 is placed inside a large hollow metallic sphere S2 having a charge Q as shown in figure. The sphere is connected to shell by a conducting wire. The charge on S1 will then be
02
Dec
Charge q on a small conducting sphere S1 is placed inside a large hollow metallic sphere S2 having a charge Q as shown in figure. The sphere is connected to shell by a conducting wire. The charge on S1 will then be equipotential lines are shown. In the following figure December 2, 2020 Category: Cengage [...]
A solid conducting sphere having a charge Q is surrounded by an uncharged concentric conducting hollow spherical shell. Let the potential difference between the surface of the solid sphere and that of the outer surface of the hollow shell be V. If the shell is now given a change of – 3Q, the new potential difference between the same two surfaces is
02
Dec
A solid conducting sphere having a charge Q is surrounded by an uncharged concentric conducting hollow spherical shell. Let the potential difference between the surface of the solid sphere and that of the outer surface of the hollow shell be V. If the shell is now given a change of – 3Q, the new potential [...]
Two concentric metallic spherical shells are given positive charges . Then 1. the outer sphere is always at a higher potential 2. the inner sphere is always at a higher potential 3. both the spheres are at the same potential 4. no prediction can be made about their potentials unless the actual values of charges and radii are known
02
Dec
Two concentric metallic spherical shells are given positive charges . Then 1. the outer sphere is always at a higher potential 2. the inner sphere is always at a higher potential 3. both the spheres are at the same potential 4. no prediction can be made about their potentials unless the actual values of charges [...]
Charges Q1 and Q2 lie inside and outside respectively of an uncharged conducting shell. Their separation is r. (i) The force on Q1 is zero (ii) The force on Q1 is k(Q1Q2/r2) (iii) The force on Q2 is k(Q1Q2/r2) (iv) The force on Q2 is zero
02
Dec
Charges Q1 and Q2 lie inside and outside respectively of an uncharged conducting shell. Their separation is r. (i) The force on Q1 is zero (ii) The force on Q1 is k(Q1Q2/r2) (iii) The force on Q2 is k(Q1Q2/r2) (iv) The force on Q2 is zero equipotential lines are shown. In the following figure December [...]
A thin metallic spherical shell contains a charge Q on it. A point charge q is placed at the center of the shell and another charge q1 is placed outside it as shown in the figure. All the three charges are positive. Find the force on the charge
02
Dec
A thin metallic spherical shell contains a charge Q on it. A point charge q is placed at the center of the shell and another charge q1 is placed outside it as shown in the figure. All the three charges are positive. Find the force on the charge equipotential lines are shown. In the following [...]
A positive charge Q is placed at the centre O of a thin metallic spherical shell. Select the correct statements from the following: (i) The electric field at any point outside the shell is zero (ii) The electrostatic potential at any point outside the shell is Q/4πε0r , where r is the distance of the point from O (iii) The outer surface of the spherical shell is an equipotential surface (iv) The electric field at any point inside the shell , other than O , is zero
02
Dec
A positive charge Q is placed at the centre O of a thin metallic spherical shell. Select the correct statements from the following: (i) The electric field at any point outside the shell is zero (ii) The electrostatic potential at any point outside the shell is Q/4πε0r , where r is the distance of the [...]
A non-conducting ring of radius 0.5m carries a total charge of 1.11×10^−10C distributed non-uniformly on its circumference producing an electric field E everywhere is space. The value of the integral ∫l=0l=∞−E.dI(l=0 being centre of the ring) in volt is
02
Dec
A non-conducting ring of radius 0.5m carries a total charge of 1.11×10^−10C distributed non-uniformly on its circumference producing an electric field E everywhere is space. The value of the integral ∫l=0l=∞−E.dI(l=0 being centre of the ring) in volt is equipotential lines are shown. In the following figure December 2, 2020 Category: Cengage NEET by C.P [...]