Helicopter toy and lift estimation

• Autores: Said Shakerin
• Localización: The Physics Teacher, ISSN 0031-921X, Vol. 51, Nº. 5, 2013, pág. 310
• Idioma: inglés
• Texto completo no disponible (Saber más ...)
• Resumen

  • A$1 plastic helicopter toy (called a Wacky Whirler) can be used to demonstrate lift. Students can make basic measurements of the toy, use reasonable assumptions and, with the lift formula, estimate the lift, and verify that it is sufficient to overcome the toy's weight.