Q. A jetliner, traveling northward, is landing with a speed of 65m/s. Once the jet touches down, it has 715 m of runway in which to reduce its speed to 6m/s. figure the average acceleration (magnitude and direction) of plane during landing (take the positive direction to be northward).
Q. An electron in a TV picture tube is accelerated through a potential difference of 1 multiplied by 104V before it hits the screen. What is the kinetic energy of electron in electron volts?