1.An X-ray tube is operated at 15 kV. Calculate the upper limit of the speed of the electrons striking the target.a.7.26×1077.26 \times 10^77.26×107 m/sb.7.62×1077.62 \times 10^77.62×107 m/sc.7.62×1077.62 \times 10^77.62×107 cm/sd.7.26×1097.26 \times 10^97.26×109 m/sLogin to continueOnly logged in users canattempt or see the solution.