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  1. First angle,third angle projection - Physics Forums

    Jul 31, 2006 · can anyone explain 1)first angle projection 2)third angle projection what are the advantages & disadvantages of the above why not use second and fourth angle.

  2. Interpretation of Isometric Drawing - Physics Forums

    Mar 28, 2016 · I am trying to create a third angle projection of this isometric drawing and for the most part it is very straight forward. However, I cannot figure out where to position a 'circle' of …

  3. How Do Different Technical Drawing Styles Compare in Benefits …

    Oct 8, 2014 · The discussion highlights that many professionals do not rely on these technical styles in practice, viewing them as more educational than practical. Third angle projection is …

  4. How to Solve Projectile Motion Problems in One or Two Lines

    Jun 8, 2021 · Projection angle optimization Projectile motion problems sometimes require finding the optimum projection angle at which the horizontal range or the vertical distance or the initial …

  5. Calculating angle of circle to produce given ellipse

    Aug 2, 2012 · I know I should keeps this short, but I need to explain it a little. So, please have patience with me :) Given a standard ellipse, and its eccentricity and position on screen, is …

  6. Why Does Light Reemerge with a Third Polarizer? - Physics Forums

    Jan 17, 2013 · Thus, no light gets through the second polarizer. When we add a third polarizer at, say, a 45 degree angle relative to the first (call this the x'-direction) and in between the first two …

  7. Is 3rd Angle Orthographic Problem Too Difficult? - Physics Forums

    Oct 24, 2012 · I can't see any reason why that should be a difficult problem. What are you stuck on? If you don't have a scanner do you have a free drawing program like Google Sketchup …

  8. How to Master Projectile Motion Without Quadratics

    Nov 19, 2020 · A method is provided that allows the solution of elementary % projectile motion problems using geometry and trigonometry rather than solving a quadratic equation.

  9. Physical Applications of the "Tan Rule" - Physics Forums

    Sep 20, 2021 · Noting that the angle of projection is complementary to angle B, we can use the “tan rule” to determine and the reciprocal of this will be equal to . There will be two solutions …

  10. Understanding Solid Angle: A Math Forum Primer - Physics Forums

    May 11, 2006 · Solid angles represent the area of a projection of an object onto a sphere, analogous to ordinary angles but in three dimensions. The solid angle subtended by an object …