Recent content by jimbo43

  1. J

    How Is the Speed of Light Calculated in Flint Glass?

    Homework Statement A beam of light, wavelength 625 nm in air, is incident on a block of flint glass at an angle of 31.5. Find: A) the speed of light in the flint glass Homework Equations Don't know where to start The Attempt at a Solution refractive index of 1.61 625 / w = 1.61...
  2. J

    Can a 1.7m tall person see their full reflection in a 0.85m tall mirror?

    Thanks for helping me on this. You helped me greatly.
  3. J

    Can a 1.7m tall person see their full reflection in a 0.85m tall mirror?

    So is the answer that if the person stands far enough from the mirror he might be able to see his entire self?
  4. J

    Can a 1.7m tall person see their full reflection in a 0.85m tall mirror?

    Can you further clarify this? How would I find the angle that this bounces off the mirror. And where will it reflected ray reach on the person.
  5. J

    Can a 1.7m tall person see their full reflection in a 0.85m tall mirror?

    A flat mirror that is 0.85m tall is attached to a wall so that its upper edge is 1.7m above the floor. Use the law of reflection and a ray diagram to determine if this mirror will show a person who is 1.7m tall his or her complete reflection. Please help me as I do not know what to do. So...
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