Current in solenoid Piece of iron is is clockwise as lined up with the viewed from the axis of the right end.. solenoid. FIGURE P24.43

Two long, straight wires cross each other at a right angle, and each carries the same current I . Which of the following statements is true regarding the total magnetic field due to the two wires at the various points in the figure? More than one statement may be correct. a.The field is strongest at points B and D. b.The field is strongest at points A and C. c.The field is out of the page at point B and into the page at point D. d.The field is out of the page at point C and out of the page at point D. e.The field has the same magnitude at all four points.

Which of the following statements best describes Oersted’s Principle? a. A current-carrying conductor produces a linear magnetic field from the north to the south pole b. A current-carrying conductor creates a circular magnetic field around a wire c. A solenoid will create a magnetic field similar to that of a bar magnet d. A charge entering a magnetic field will undergo circular motion e. None of the above explain Oersted’s Principle

A negatively charged particle is moving with a constant velocity directed to the left through a region of a uniform magnetic field B directed into the page as shown in the figure, in which direction must an electric field be applied to keep the particle moving along a straight line? XB Select one: a.Upward b.Downward c.into the page d.To the leftin the plane of the page e.Out of the page 1.To the right in the plane of the page