posted by .

12. If alpha particles are caused to fall through a potential difference of 1500 volts, determine their final speed if they were initially at rest. Alpha particles are Helium nuclei composed of two protons and two neutrons.

  • physics -

    To quote one of our very good math and science tutors: “You will find here at Jiskha that long series of questions, posted with no evidence of effort or thought by the person posting, will not be answered. We will gladly respond to your future questions in which your thoughts are included.”

    I have removed your long list of posts so that you can re-post with your thoughts or specific questions about each one.

  • physics -

    Ke= 1/2 m v^2= Voltate*charge

    solve for v.

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Physics

    Ernest Rutherford fired alpha particles (helium nuclei) at a sheet of gold foil rolled as thin as he could get it. Some of these particles passed straight through the foil, some bounced off at various angles, and some rebounded directly …
  2. Physics

    The nucleus of 8Be, which consists of 4 protons and 4 neutrons, is very unstable and spontaneously breaks into two alpha particles (helium nuclei, each consisting of 2 protons and 2 neutrons). (a) What is the force between the two …
  3. science

    When a parent radioactive nucleus splits by ejecting an alpha particles (two protons and two netutrons), the remaining nucleus has ____ the original nucleus. a) two protons and two neutrons more than b) two protons more and two neutrons …
  4. Chemistry

    Neutrons are more effective than protons or alpha particles for bombarding atomic nuclei. Why?
  5. Physics

    In a location in outer space far from all other objects, a nucleus whose mass is 3.57232e-25 kg and which is initially at rest undergoes spontaneous "alpha" decay. The original nucleus disappears, and two new particles appear: a He-4 …
  6. Physics

    An alpha particle, initially moving at a speed of 7.10x10^5m/s, goes through a potential difference of 2500V. Determine the final speed of the alpha particle. Answer: 8.64 x 10^5
  7. Physics

    Rutherford, Geiger, and Marsden (his students) fired a beam of alpha particles at a gold foil. The alpha particles had an energy of about 3.6 million electron volts, a charge of +2e, and a mass of about four AMU (one Atomic Mass Unit …
  8. Chemistry

    What is the maximum velocity (in m/s) acquired by an alpha particle when accelerated between two plates with a potential difference of 580.0 volts?
  9. Physics

    Two alpha particles (helium nuclei), each consisting of two protons and two neu- trons, have an electrical potential energy of 6.08×10−19 J. What is the distance between these par- ticles at this time?
  10. Physics

    A plutonium- 239 nucleus initially at rest undergoes alpha decay to produce a uranium-235 nucleus. The uranium-235 nucleus has a mass of 3.90 x 10^-25 kg and moves away with a speed of 2.62 x 10^5 m/s. Determine the minimum wage electric …

More Similar Questions