What pressure does a boy weighing 48 kg exert on the floor, and the area of the soles of his shoes is 320 cm2?
| November 27, 2020 | education
pressure is equal to pressure force divided by surface area
speed is 0 means the force of pressure is equal to the force of gravity
48kg * 10m / s = 480newton
320cm2 = 0.032m2
480n / 0.032m2 = 15000pascals
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