A point charge q is placed in a cavity in a metal block. If a charge Q is brought outside the metal, will the charge q feel an electric force?

A point charge q_1 is placed inside cavity 1 and another point charge q_2 is inside cavity 2. A point charge q is placed outside the conductor. For the situation described above, answer the following questions. The charge on outer surface of the conductor would be

A point charge q_1 is placed inside cavity 1 and another point charge q_2 is inside cavity 2. A point charge q is placed outside the conductor. For the situation described above, answer the following questions. If charge q_2 is at point Q (inside cavity 2), then vecE at the center of cavity 2 due to induced charge on the surface of cavity 2 would be

A point charge q_1 is placed inside cavity 1 and another point charge q_2 is inside cavity 2. A point charge q is placed outside the conductor. For the situation described above, answer the following questions. If the potential of the conductor is V_0 and charge q_2 is placed at the center of cavity 2, then potential at point Q is

A point charge q_1 is placed inside cavity 1 and another point charge q_2 is inside cavity 2. A point charge q is placed outside the conductor. For the situation described above, answer the following questions. vecE inside the conductor at point S distant r from point charge q, due to charge on outer surface of the conductor, would be

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 q_1 is placed outside it as shown in the figure. All the three charges are positive. Find the force on the charge a. at centre due to all charges. b. at center due to shell.

A thin metallic spherical shell carries a charge Q on it. A point charge Q_(1) is placed at the centre of the shell and another charge q is placed outside as shown in figure ahead. All the charges are positive . Discuss the various forces acting on Q_(1) .

Two point charges +4q and +q are placed at a distance L apart. A third charge Q is so placed that all the three charges are in equilibrium. Then location. And magnitude of the third charge will be

Two free point charges +q and +4q are placed apart a distance x . A third charge is so placed that all the three charges are in equilibrium. Then

A metallic partical having no net charge is placed near a finite metal plate carrying a positive charge. The electric force on the particale will be

A metallic partical having no net charge is placed near a finite metal plate carrying a positive charge. The electric force on the particale will be