Advertisements
Advertisements
प्रश्न
66640 Pa pressure is exerted by 0.50 m vertical column of a liquid. If g = 9.8 Nkg−1, calculate the density of the liquid.
Advertisements
उत्तर
Pressure + P = 66640 Pa
Vertical length of liquid column = h = 0.50 m
Acceleration due to gravity g = 9.8 ms−2
ρ = `66640/(0.50xx9.8)`
ρ = 13600 kgm−3
APPEARS IN
संबंधित प्रश्न
Explain the working of a hydraulic brake with a simple labelled diagram.
Select the correct option.
Pressure applied in liquids is transmitted with undiminished force
At a given place, a barometer records 70 cm of Hg. If the mercury in the barometer is replaced by water, what would be resulting in reading? (Density of Hg = 13600 kg/m3; Density of water = 1000 kg/m3)
What are the factors on which the pressure of a liquid depends?
State Pascal's law.
Assertion: Pascal’s law is the working principle of a hydraulic lift.
Reason: Pressure is thrust per unit area.
Analogy
Pascal’s law: ______:: Surface tensin: ______.
What are Force multipliers?
