The Physics
Hypertextbook
Opus in profectus

Weight

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Problems

practice

  1. Which of the following fruits has a weight that is closest to one newton?
    McIntosh apple on an electronic balance reading 151.3 grams
    McIntosh apple (151.3 g)
    Red delicious apple on an electronic balance reading 216.4 grams
    Red delicious apple (216.4 g)
    Cavendish banana on an electronic balance reading 160.0 grams
    Cavendish banana (160.0 g)
    Valencia orange on an electronic balance reading 178.0 grams
    Valencia orange (178.0 g)
    Tangerine on an electronic balance reading 96.7 grams
    Tangerine (96.7 g)
    Tomato on an electronic balance reading 152.8 grams
    Tomato (152.8 g)
    Large chicken egg on an electronic balance reading 65.9 grams
    Large chicken egg (65.9 g)
  2. A problem for Americans only. Verify the rule of thumb that one newton is approximately equal to a quarter pound.

numerical

  1. What is your weight in newtons on the surface of the Earth?
  2. Two related problems of greatly unequal difficulty.
    1. A problem for the citizens of every nation. For what acceleration due to gravity (in meter per second squared) would weight (in newtons) and mass (in kilograms) have the same numerical value?
    2. A problem only for the citizens of the United States. For what acceleration due to gravity (in meter per second squared) would weight (in newtons) and mass (in pounds) have the same numerical value?