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
Consider the equations `P=lim_(triangles->0)"F"/(triangle"S")` and P1 - P2 = pgz. In an elevator accelerating upward
What force is applied on a piston of area of cross section 2 cm2 to obtain a force 150 N on the piston of area of cross section 12 cm2 in a hydraulic machine?
The area of cross-sections of the pump plunger and press plunger of a hydraulic press is 0.02 m2 and 8 m2 respectively. If the hydraulic press overcomes a load of 800 kgf, calculate the force acting on the pump plunger.
P is the pressure at some point in a liquid. State whether pressure P is a scalar or vector quantity.
State the principle on which Brahma press depends.
State two uses of a hydraulic press.
The density of iron is 7800 kg m-3. What do you mean by this statement? What is density of water at 40C?
Hydraulic lift works under the principle of _______.
What are Force multipliers?
An iceberg of density 700 kg/m3 is floating in the water of density 1000 kg/m3. The percentage of the volume of ice cube outside the water is:
