1. By pushing one of the keys on his computer keyboard, Kevin causes the circuitry to send a current of 2.4 microAmps during a time interval of 5.0 nanoseconds. How much charge flowed during this time?
2. An electron is accelerated from rest through a potential difference of 2.50 kV.
A. After this acceleration, how large is its kinetic energy, in eV?
B. What is its resulting speed?
C. What would be its de Broglie Wavelength?