Question 3 A B A proton is moving to the left with speed 2.60 x 10 m/s, as shown above. What is the direction of the magnetic field produced by the proton at point A? O Out of the page. O There is not magnetic field. O Into the page. O Towards the left. Question 4 B A Evaluate the cross product A X B of the two vectors above. They are separated by an angle of 50.0 and have magnitudes given by: Vector A: 6.00 Vector B: 6.00 O (23.1, into the screen) O (27.6, out of the screen) O (23.1, out of the screen) O (27.6, into the screen)