Protons are projected with an initial speed v0 = 9 550 m/s into a region where a uniform electric field E = 720 N/C is present (Fig. P15.64). the protons are to hit a target that lies a horizontal distance of 1.27 mm from the point where the protons are launched. Find (a) the two projection angles θ that will result in a hit and (b) the total duration of flight for each of the two trajectories.FIGURE P15.64

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Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.