kamikathegreat3836 kamikathegreat3836
  • 02-03-2020
  • Chemistry
contestada

What is the escape speed for an electron initially at rest on the surface of a sphere with a radius of 1.0 cm and a uniformly distributed charge of 1.91 ×10-15 C

Respuesta :

mshahzaib247
mshahzaib247 mshahzaib247
  • 04-03-2020

Answer:

v = 22492 ms^-1

Explanation:

[tex]1/2 m v^2 = kqQ / r[/tex]

[tex]v = \sqrt{2kqQ / rm}[/tex]

[tex]v = \sqrt{2*(9*10^9)*(1.6*10^-19)*(1.6 * 10^-15) / (0.01)*(9.109*10^-31)}[/tex]

v = 22492 ms^-1

v = 22.492 k ms^-1

Answer Link

Otras preguntas

does anyone know how to this problem? 4 * log3 + log2 writing it as a single logarithm Please Help!
Pilgrim is another name for a Puritan. True False
three ways how a child would deal with the negative impact of a divorce
What would happen if a mistake is made during protein synthesis?
there are 10 empty lockers in the hallway at school. three new students are to be given lockers. how many different ways could they be assigned lockers?
Will make the best answer the brainliest...At home remedies to help with sinus headache!! Are what?
What is the correct name for there clues that historians look for
what happened at the battle of Trafalgar , and why was it significant
How big is the Pacific Ocean? And How many Rhode Island's will fit in Russia?
a-The equation has one real solution. b-The equation has two real solutions. c-The equation has no real solutions. d-The number of solutions cannot be determine