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23 Nov 2019
An electron of mass 9.11Ã10-31kg leaves one end of a TV picturetube with zero initial speed and travels in a straight line to theaccelerating grid, which is a distance 1.30cm away. It reaches thegrid with a speed of 2.50Ã106m/s . The accelerating force isconstant.
a)Find the acceleration.
b)Find the time to reach the grid.
c)Find the net force. (You can ignore the gravitational force onthe electron).
An electron of mass 9.11Ã10-31kg leaves one end of a TV picturetube with zero initial speed and travels in a straight line to theaccelerating grid, which is a distance 1.30cm away. It reaches thegrid with a speed of 2.50Ã106m/s . The accelerating force isconstant.
a)Find the acceleration.
b)Find the time to reach the grid.
c)Find the net force. (You can ignore the gravitational force onthe electron).
4 Jul 2023