Show that the following process is dynamically inpossible:

A single photon in empty space is transformed into an electron and a positron, each with rest mass m(e).Explain in detail, How can this this process be made possible?

In this case, what is the minimum photon energy required? m(e)=511Mev

  1. 👍 0
  2. 👎 0
  3. 👁 272

Respond to this Question

First Name

Your Response

Similar Questions

  1. Please help with drivers education

    1. When you must handle several hazards at the same time, the best tactic is to (1 point) compromise the hazards. adjust speed to separate the hazards. minimize, then separate the hazards. minimize, then compromise the hazards. 2.

    asked by Anonymous on March 30, 2016
  2. Physics

    A photon has a frequency of 7.3 × 10–17 Hz. Planck’s constant is 6.63 × 10–34 J•s. The energy of the photon, to the nearest tenths place, is × 10–50 J.

    asked by Chelsea on May 11, 2016
  3. earth

    HELP? Two students are given cubic boxes, measuring 10 cm on a side. Robert puts a single glass marble with a diameter of 10 cm in the box. Susan puts 1,000 1-cm glass marbles in her box. 1.Whose box has more empty space? Explain.

    asked by Andrea on November 14, 2012
  4. Physics

    An astronaut in his space suit and with a propulsion unit (empty of its gas propellant) strapped to his back has a mass of 146 kg. The astronaut begins a space walk at rest, with a completely filled propulsion unit. During the

    asked by D on November 13, 2012
  5. physicss

    Which of the following is true for a photon? A photon of wavelength 3000 x 10-10 m has momentum twice than a photon of wavelength 6000 x10-10 m. A photon of wavelength 3000 x 10-10 m has momentum twice than a photon of wavelength

    asked by physics student on February 3, 2013
  1. Physics

    A photon having wavelength λ scatters off a free electron at A (see figure below), producing a second photon having wavelength λ'. This photon then scatters off another free electron at B, producing a third photon having

    asked by melanie on June 17, 2015
  2. physics

    Two parallel plate capacitors are identical, except that one of them is empty and the other contains a material with a dielectric constant of 4.2 in the space between the plates. The empty capacitor is connected between the

    asked by derek on November 13, 2012
  3. science

    Mary and Tom park their cars in an empty parking lot with n >_ 2 consecutive parking spaces (i.e, spaces in a row, where only one car fits in each space). Mary and Tom pick parking spaces at random. (All pairs of parking spaces

    asked by dell on February 6, 2014
  4. Algebra

    The chart below shows the average number of movies seen per person in selected countries. A chart is shown with 2 columns.The first column is titled Country. The second column is titled Average number of movies a person sees in a

    asked by lyssa on April 18, 2017
  5. chem

    A photon of ultraviolet (UV) light possesses enough energy to mutate a strand of human DNA. What is the energy of a single UV photon having a wavelength of 24 nm? What is the energy of a mole of UV photons having a wavelength of

    asked by sarah on January 20, 2008
  6. Physics

    An electron begins in the n = 7 orbital of a hydrogen atom. It then emits a photon of wavelength λ and falls to a lower energy level. Before it has a chance to change levels again, it absorbs a 10 eV photon and is ejected from

    asked by Luke Koch on November 26, 2019

You can view more similar questions or ask a new question.