Marey sentence example

marey
  • Marey, maintains that during the down stroke the wing yields until its under surface makes a backward angle with the horizon of 45°.
    0
    0
  • Marey further states that during the up stroke the wing yields to a corresponding extent in an opposite direction - the posterior margin of the wing, according to him, passing through an angle of go°, plus or minus according to circumstances, every time the wing rises and falls.
    0
    0
  • That the posterior margin of the wing yields to a slight extent during both the down and up strokes will readily be admitted, alike because of the very delicate and highly elastic properties of the posterior margins of the wing, and because of the comparatively great force employed in its propulsion; but that it does not yield to the extent stated by Marey is a matter of absolute certainty.
    0
    0
  • Marey repeats Borelli and Diirckheim with very trifling modifications, so late as 1869.
    0
    0
  • In effect (according to Marey) the wing of an insect has not the power of equal resistance in every part.
    0
    0
    Advertisement
  • The reverse of this, in Marey's opinion, takes place during the elevation of the wing - the resistance of the air from above causing the upper surface of the wing to look backwards....
    0
    0
  • Marey, Revue des tours scientifiques de la France et de l'etranger (1869).
    0
    0
  • Marey was not so fortunate.
    0
    0
  • Marey, maintains that during the down stroke the wing yields until its under surface makes a backward angle with the horizon of 45°.
    0
    0
  • Marey further states that during the up stroke the wing yields to a corresponding extent in an opposite direction - the posterior margin of the wing, according to him, passing through an angle of go°, plus or minus according to circumstances, every time the wing rises and falls.
    0
    0
    Advertisement