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Question
The gauge pressure 1 mm below the water surface open to the atmosphere is [Density of water = 103 kg/m3, atmospheric pressure = 101.3 kPa, g = 10 m/s2]
Options
101310 Pa
101290 Pa
10 Pa
1.0 Pa
MCQ
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Solution
10 Pa
Explanation:
Gauge pressure, p − p0 = hpg
= (10−3)(103)(10)
= 10 pa
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Gauge Pressure and Absolute Pressure
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