A tiny particle with charge + 5. 0 μc is initially moving at 55 m/s. It is then accelerated through a potential difference of 500 v. How much kinetic energy does this particle gain during the period of acceleration?.

When amy exercises in her fitness center for 1 hr she burns a total of 475 calories.if she burns 9 calories a minute jogging on the treadmill and then burns 6.5 calories a minute pedaling on the stationary bicycle how many minutes of the hour does she spend exercising on the bicycle?