Agirl runs north with a velocity of 10m/s for 1 minute and then turns west and runs with the same velocity for 2 minutes. what total distance did she run? what is the magnitude of the person's displacement vector?

Along wire carrying a 4.2 a current perpendicular to the xy-plane intersects the x-axis at x=−1.7cm. a second, parallel wire carrying a 3.0 a current intersects the x-axis at x=+1.7cm. part a at what point on the x-axis is the magnetic field zero if the two currents are in the same direction? express your answer to two significant figures and include the appropriate units.