If an electron is accelerated through a potential difference of 500 V between two parallel plates separated by a distance of 2.0 cm. The change in kinetic energy of the electron during this motion is
A)
100 eV.
B)
2000 eV.
C)
250 eV.
D)
500 eV.
E)
1000 eV.
D
You might also like to view...
Ideal Gas Law: A vertical cylinder, closed at the bottom end, contains 0.0100 mol of ideal gas. It is fitted at the top with a piston that can move freely. The mass of the piston is 14.0 kg and the initial height of the piston above the bottom of the cylinder is 25 cm. What is the temperature of the gas? (R = 8.31 J/mol ? K)
A. 290 K B. 413 K C. 3620 K D. 405 K E. 500 K
The diagram below illustrates the layout and light path of a reflecting telescope of the ____________________ design
The nucleus makes up about what percentage of the mass of an atom?
a. 99.9% b. 50% c. 90% d. 5%
A Chernobyl-type accident would not be possible for a Western-style reactor
What will be an ideal response?