Recent content by Guapa

  1. Guapa

    Representing error: expected versus actual speed

    DavidC426913 already had the answer way before posting it, he might be just testing your wires or whom ever dares to respond. (well that it is my theory). The data is pretty accurate and in metric, and lot of more data. Montana, it is cold. Montana increased the speed limit to 80 mph, David...
  2. Guapa

    Representing error: expected versus actual speed

    Theory says: There are magnets placed on the axle, rotating under a sensor, which picks ups the pulses of a magnetic field, each time the wheel rotates. The speedometer uses the time between the pulses and the traveled distance of one rotation of the tires to calculate the speed. My...
  3. Guapa

    Representing error: expected versus actual speed

    I am completely sure that you know the answer, you just like to pick on people's minds. :-p Oops sorry, you are not looking for a tire size. Please kindly accept my apologies.
  4. Guapa

    Representing error: expected versus actual speed

    I need to change the oil in my pick up, the North west is cold and it is getting colder, It makes it harder to change the oil filter. Does anyone knows if I am going to have a 69-70 degree in the next week or so? I need a good weather spell.
  5. Guapa

    Need help with a planet....and other questions

    Need to give advance math to childern in an insight playful matter, too! :biggrin:
  6. Guapa

    Representing error: expected versus actual speed

    It might be affecting the radius/diameter. But you have an above speed from your odometer, a leaky tire should get smaller and not give you "extra lengths" covers or higher speed, than the odometer. The size of the tire or diameter is larger than the manufacturer recommendation. Maybe:rolleyes:
  7. Guapa

    Are Parabens and Carcinogens Lurking in Your Personal Care Products?

    Perfume industry were required to remove some chemicals that promotes cancerous brain tumors. It is safer for us and better for the environment to go natural or at most with out-of-the-tree products. How hard it is to be chemical free with our bodies? limes are good deodorant, let it dry...
  8. Guapa

    Is it just me or is PF dying?

    You have a very interesting forum, Joe/Jane we (a nobody) has no easy access to ask questions of Science (unless we are in some sort of school) and you guys have experts that answer those questions. And reading through them every one has a different way to state the same fact, (Helps a lot)...
  9. Guapa

    News Iraqi unrest, Syrian unrest, and ISIS/ISIL/Daesh

    :rolleyes: Kosovian Albanian, soldiers? The Irak-Bush II war cost I think 3000 American dead soldiers and I think 500,000 wounded. (clarification is welcome) . The groups involved: Syrian Gov. Forces and:Ba'ath Brigades[1], PFLP–GC[2], Syrian Social Nationalist Party[3], Arab Nationalist...
  10. Guapa

    News Iraqi unrest, Syrian unrest, and ISIS/ISIL/Daesh

    I think it boils down to how many young soldiers are going to die? There is no win-win situation, the last time I read about the complexity of being there was, that the American soldiers were getting shot from all sides (Sunnis, Shias ) Then the multifaceted terrorists groups were happy to...
  11. Guapa

    Does Kinetic Energy Apply to Bullets in Ballistics?

    Now that enlighten me, I just scanned through the initial part of this article and did not went through all, I got a bit disturbed by the initial statement: In classical mechanics, the kinetic energy of a non-rotating object of massm traveling at a speedv is $$ \frac {1}{2} \cdot m \cdot v^2...
  12. Guapa

    Does Kinetic Energy Apply to Bullets in Ballistics?

    Yes it has mass, and it has velocity. I was reading about Kinetic energy not applies to rotating objects so then I thought it does not apply to flying rotating objects, therefore it does not apply to bullets traveling on our space.
  13. Guapa

    Does Kinetic Energy Apply to Bullets in Ballistics?

    Homework Statement Just a simple question, does Kinnetic enrgy applies to a bullet that has being shot?Homework Equations K=1/2 * m * v^2 The Attempt at a Solution N/A
  14. Guapa

    How can bald guys increase their chances of getting a date?

    Plato said: "We can easily forgive a child who is afraid of the dark; the real tragedy of life is when men are afraid of the light." Plato, very interesting philosopher and mathematician. People of science I think have a problem, leaving their secure science world, honestly they (you) are a...
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