if a pressure exerted on a floor by a box is 200Kpa find the weight of box given that the bottom of box has a contact area of 20cm^2
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Answer:
Hence, the weight of the box is 400 N.
Explanation:
Given, Pressure = 200 Kpa
= 200000 Pa
and, Contact area = 20 cm²
= 0.002 m²
Preasure = Thrust ÷ contact area
=> 200000 = Thrust ÷ 0.002
=> weight = 200000×0.002
= 400 (ans).
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