Answer the following questions about the fundamental idea of force on a current-carrying conductor in a magnetic field:
(a) State Fleming’s Left-Hand Rule.
(b) Define what is meant by the term “motor effect.”
(c) List any two factors on which the magnitude of the force acting on a straight conductor in a magnetic field depends.
(d) A student says that the force will be zero if the conductor is placed parallel to the magnetic field lines. Is the statement correct? Give a brief reason.