The centre of mass always lies on the axis of symmetry if it exists. Is this statement true or false?

The centre of mass of a rigid body always lies inside the body, Is this statement true or false?

The centre of mass of a rigid body always lies inside the body, Is this statement true or false?

Along the axis of a dipole, direction of electric field is always in the direction of electric dipole moment p. Is this statement true of false?

Along the axis of a dipole, direction of electric field is always in the direction of electric dipole moment p. Is this statement true of false?

A charged particle always move in the direction of electric field. Is this statement true or false?

A charged particle always move in the direction of electric field. Is this statement true or false?

Average speed is always equal to magnitude of average velocity. Is this statement true or false ?

Average speed is always equal to magnitude of average velocity. Is this statement true or false ?

Electric field inside a conductor is always zero. Is this statement true of false?

Electric field inside a conductor is always zero. Is this statement true of false?