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  2. Mathematics of paper folding - Wikipedia

    en.wikipedia.org/wiki/Mathematics_of_paper_folding

    The loss function for folding paper in half in a single direction was given to be = (+) (), where L is the minimum length of the paper (or other material), t is the material's thickness, and n is the number of folds possible. [42]

  3. Letter (paper size) - Wikipedia

    en.wikipedia.org/wiki/Letter_(paper_size)

    Typical Letter paper has a basis weight of paper of 20 or 24 pounds (9.1 or 10.9 kg) – the weight of 500 sheets (a ream) of 17-by-22-inch (431.8 by 558.8 mm) paper at 70 °F (21 °C) and at 50% humidity. [3] One ream of 20-pound Letter-sized paper weighs 5 pounds (2.3 kg), and a single Letter-sized sheet of 20-pound paper weighs 0.16 ounces ...

  4. Joint Entrance Examination – Advanced - Wikipedia

    en.wikipedia.org/wiki/Joint_Entrance_Examination...

    JEE(Advanced) is conducted in two shifts of three hours each - Paper-1 and Paper-2, both the papers consist questions from three major subjects- Physics, Chemistry and Mathematics. Unlike most of the other exams, the type and the number of questions being asked in the paper varies from year to year, with an average of about 36–38 questions ...

  5. Manila paper - Wikipedia

    en.wikipedia.org/wiki/Manila_paper

    The Guggenheim claims that this creation of manila paper was a way "of recycling manila rope, previously used on ships." [8] The resulting paper was strong, water-resistant, and flexible. [8] Manila paper was originally made out of old Manila hemp ropes which were extensively used on ships, having replaced true hemp.

  6. Thirty Three & 1/3 - Wikipedia

    en.wikipedia.org/wiki/Thirty_Three_&_1/3

    Colm Clark, "'Thirty-Three & 1 ⁄ 3 ': Spin a Lost Treasure in Honor of George Harrison's Birthday", CultureSonar, 25 February 2019 (retrieved 8 March 2021). Megan Volpert, "Tom Petty and George Harrison Were Two Sides of the Same Bicentennial Coin: Tom Petty and the Heartbreakers , Thirty Three & 1/3 , and self-destruction in the Spirit of ...

  7. Fraction - Wikipedia

    en.wikipedia.org/wiki/Fraction

    Unit fractions can also be expressed using negative exponents, as in 2 −1, which represents 1/2, and 22, which represents 1/(2 2) or 1/4. A dyadic fraction is a common fraction in which the denominator is a power of two , e.g. ⁠ 1 / 8 ⁠ = ⁠ 1 / 2 3 ⁠ .

  8. Double-slit experiment - Wikipedia

    en.wikipedia.org/wiki/Double-slit_experiment

    [8] [10] However, the light is always found to be absorbed at the screen at discrete points, as individual particles (not waves); the interference pattern appears via the varying density of these particle hits on the screen. [11]

  9. The Red Paper - Wikipedia

    en.wikipedia.org/wiki/The_Red_Paper

    The Red Paper, also titled "Citizens Plus," is a policy proposal put forward by the Indian Association of Alberta (IAA) in 1970 under the leadership of Cree political leader Harold Cardinal. The Red Paper was a counter-proposal to the White Paper, a policy put forward by Pierre Trudeau's Minister of Indian Affairs, Jean Chrétien. The White ...