Q:

When an 80 kg person is seated on a stool so that the area of contact is 400 cm² , the pressure on the stool due to the person’s weight is very nearly

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When an 80 kg person is seated on a stool so that the area of contact is 400 cm² , the pressure on the stool due to the person’s weight is very nearly


  1. 2 kPa
  2. 20 kPa
  3. 200 kPa
  4. 2000 kPa

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B: Remember to multiply the mass by 10 (the acceleration due to gravity).

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