Recent content by rj

  1. R

    How do aeroplanes achieve flight?

    i would definitely agree with you Doc Al Lift is created because of the angle of attack of the wing and not because of the so called 'bernoulli' explanation. The wing is made in such a shape so that the coanda effect can take place. even if there is a high angle of attack the air will still...
  2. R

    How Fast Does a Ball Fall 25 Feet: Physics & Algebra Answer

    hey, d = u*t + 1/2 a*t2 => 25 = 1/2 g*t2 ......(1) but according to the question d = 16 t2 or 25 = 16t2.......(2) comparing (1) and (2) 1/2g=16 g= 32 feet/ second squared ?? or 12.8 metres/second squared ?? was the ball really undergoing a free fall ??
  3. R

    Einstein Died 49 Years Ago Today - Should Be a Holiday

    hey funker, no disrespect but, goodfriday is associated with with crucifiction and easter, which was last sunday, with ressurection.
Back
Top