A positively charged particle moving parallel to the y-axis enters a magnetic eld (pointing into of the page), as shown in the gure below.

A positively charged particle moving parallel to the y-axis enters a magnetic field (pointing into of the page), as shown in the figurebelow.×××××××××××××××××××××××yzvxB~B~+qFigure: ˆı is in the x-direction, ˆ isin the y-direction, and ˆk is in thez-direction.What is the initial direction of deflection?1. Fb = +ˆı2. Fb = −ˆı3. Fb = +ˆ4. Fb = −ˆ5. F~ = 0 ; no deflection6. Fb = −ˆk7. Fb = +ˆ