Recent content by jasonbans

  1. J

    Calculate the magnitude of the net force on each charge

    yes, thank you I was thinking of something like this. All I got to do now is do find the component of x and y
  2. J

    Calculate the magnitude of the net force on each charge

    Homework Statement Four objects, each with a positive charge of 1.0 3 1025 C, are placed at the corners of a 45° rhombus with sides of length 1.0 m, as in Figure 13. Calculate the magnitude of the net force on each charge. Homework Equations F = Kq1q2/r^2 The Attempt at a Solution
  3. J

    You are a tourist on space odyssey; at what altitude above the surface

    Homework Statement You are a tourist on space odyssey; at what altitude above the surface of Earth will your weight be one-half your weight on the surface? express your answer as a mutiple of Earth's radius rE Homework Equations Fg= GMm/r^2 The Attempt at a Solution not sure how to...
  4. J

    Conservation of momentum question

    really cause when i read this "the speed at which the bullet emerges from the block" meaning the speed of the bullet when it is in the block not when it first shot?
  5. J

    Conservation of momentum question

    what is the answer for part a of the question is it 1.56m/s?
  6. J

    A 63-kg student stands on a 34-kg cart that is free to move

    why is the direction point to 25 degrees E of S
  7. J

    A 63-kg student stands on a 34-kg cart that is free to move

    Homework Statement A 63-kg student stands on a 34-kg cart that is free to move in any direction. The cart and student are moving together with a velocity of 3.2 m/s [W]. The student then starts to walk so that her velocity is 1.8 m/s [25° W of N] relative to the floor. Calculate the new...
  8. J

    A shell explodes into three fragments of equal masses.

    i got the velocity to be v2= root square of v^2(m1^2+m2^2) / m3 and the angle to be tan^-1 ( m2/m1) am i right?
  9. J

    A shell explodes into three fragments of equal masses.

    what does conserved really mean cause when i hear the word conserved i think of something being stored
  10. J

    A shell explodes into three fragments of equal masses.

    Homework Statement A shell explodes into three fragments of equal masses. If two fragments travel at right angles to one another with equal speeds, 'v', what is the direction and speed of the third fragment? Homework Equations doing ratios? The Attempt at a Solution i don't know...
  11. J

    Simple harmonic motion of some mass

    which the spring is attached to the wall horizontally meaning the object will move in the x-axis
  12. J

    Simple harmonic motion of some mass

    Homework Statement A 0.25-kg mass is attached to the end of a spring that is attached horizontally to a wall. When the mass is displaced 8.5 cm and then released, it undergoes SHM. The force constant of the spring is 1.4 3 102 N/m. The amplitude remains constant. (a) How far does the mass...
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