The mass of water in a bottle of base area 60×10-⁴ m²
contains 1.5 kg of
water. Find the pressure exerted on the base of the bottle.
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Answer:
2500Pa = 2.5kPa
Explanation:
Pressure = Force / Area
Pressure = Weight / Area
Pressure = Mass × Gravity / Area
= 1.5kg × 10m/s² / 60×10^(-4) m²
= 15N / 60×10^(-4) m²
= 15N × 10⁴ /60m²
= 15N × 10000 /60m²
= 15N × 1000 /6m²
= 5N × 1000 /2m²
= 5000N /2m²
= 2500Pa
= 2.5kPa
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