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Marina86 [1]
3 years ago
11

Someone please help me it’s due today

Physics
1 answer:
stellarik [79]3 years ago
4 0

Answer:

number 3 is the 3rd one and number 2 is the 4 one and number 1 is the 2nd one

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A girl has a weight of 450 N and her feet have a total area of 0.0300 m2. Calculate the pressure her feet put on the ground.
GenaCL600 [577]

Answer:

15000N/m²

Explanation:

Given parameters:

Weight  = 450N

Total area  = 0.03m²  

Unknown:

Pressure under her feet  = ?

Solution:

Pressure is the force per unit area on a body.

  Pressure  = \frac{Force }{Area}  

Weight is a type of force;

    Pressure  = \frac{450}{0.03}   = 15000N/m²

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