Assume Electrons Are Accelerated Through a Potential Difference of 25

Multiple Choice

Assume electrons are accelerated through a potential difference of 25 000 V inside a TV picture tube.What is the minimum wavelength that could be produced when the electrons strike the phosphor? (1 Å = 10-10 m)

A) 0.50 Å
B) 1.0 Å
C) 10 Å
D) 100 Å
E) 0.25 Å