modern physics

The rest energy of a proton is 938 MeV. If its kinetic energy is also 938MeV, calculate its momentum and speed.

  1. 👍 0
  2. 👎 0
  3. 👁 215
  1. | Relativistic momentum | = 938MeV/c

    gamma * m * v * c = 938MeV

    gamma = 1 / sqrt(1 - (v/c)^2)

    Solve for v. (don't worry about signs...)

    You will probably need this conversion constant (if you want m/sec as a result), 938 MeV to kg...
    1.672136811 x 10-27 kg

    1. 👍 0
    2. 👎 0

Respond to this Question

First Name

Your Response

Similar Questions

  1. Science (energy)

    1. What similarities do nuclear energy and chemical energy share? Choose all that apply. A. Both are types of kinetic energy. B. Both are types of potential energy. [CORRECT!] C. Both involve magnetic energy. D. Both involve

  2. science(check answers)

    can someone check my answer thanks ! 2.The ability to do work or cause change is called A.velocity. PICK B.) C.transfer. D.friction. 3.Which type of energy is demonstrated by a person jogging? A.electrical energy

  3. science

    1.what similarities do nuclear energy and chemical energy share?pick all that apply A.both are types of kinetic energy. B.both are types of potential energy C.both involve magnetic energy D.both involve stored energy (I PICK B AND

  4. Physics

    In proton-beam therapy, a high-energy beam of protons is fired at a tumor. The protons come to rest in the tumor, depositing their kinetic energy and breaking apart the tumor’s DNA, thus killing its cells. For one patient, it is

  1. Science

    A golf ball and a ping-pong ball are dropped in a vacuum chamber. When they have fallen halfway down, they have the same... A.speed B.potential energy C.kinetic energy D.Rest Energy my thought is that its c, kinetic energy...but

  2. Physics

    A 5.36 kg object falls freely (ignore air resistance), after being dropped from rest. Determine the initial kinetic energy, the final kinetic energy, and the change in kinetic energy for the following. (a) first meter of fall

  3. science

    how should each form of energy be identified? A) energy A:gravitational energy /energy B:chemical energy B) energy A: nuclear energy/ energy B: electrical energy C) energy A: electromagnetic energy energy B:sound energy D) energy

  4. Science

    A student is trying to identify the different forms of energy described in the following chart: Form of Energy Description Examples Energy A energy that travels in waves through space light radio waves Energy B energy that depends

  1. Science

    Classify each of the following as examples of kinetic or potential energy. a) a car driving along a level road. b) an elastic band is stretched to twice its normal length c) a book is at rest on the top shelf of a bookcase d) a

  2. Chem please help

    An object A has half the mass and twice the velocity of object B. How are the kinetic energies of A and B related? A. The kinetic energy of B is 4 times that of A. B. The kinetic energy of B is twice that of A. C. The kinetic

  3. Science

    which of the following is true about kinetic energy select all that apply A as an objects speed increases kinetic energy decreases B only moving objects have kinetic energy ••• C kinetic energy increases as an objects height

  4. physics

    A particle has a kinetic energy equal to its rest energy. (a) What is the speed of this particle? (b) If the kinetic energy of this particle is doubled, does its speed increase by more than, less than, or exactly a factor of 2?

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