Advertisements
Advertisements
प्रश्न
Name and state the principle on which a hydraulic press works. Write one use of hydraulic press.
Advertisements
उत्तर
Hydraulic press works on principle of hydraulic machine.
It states that a small force applied on a smaller piston is transmitted to produce a large force on the bigger piston.
Use: It is used for squeezing oil out of linseed and cotton seeds.
APPEARS IN
संबंधित प्रश्न
Consider the equations `P=lim_(triangles->0)"F"/(triangle"S")` and P1 - P2 = pgz. In an elevator accelerating upward
State Pascal's law of transmission of pressure.
Name two applications of Pascal's law.
Explain the principle of a hydraulic machine. Name two devices which work on this principle.
A force of 50 kgf is applied to the smaller piston of a hydraulic machine. Neglecting friction, find the force exerted on the large piston, if the diameters of the pistons are 5 cm and 25 cm respectively.
Select the correct option.
A dam for water reservoir is built thicker at the bottom than at the top because
Select the correct option.
The pressure exerted by 50 kg (g = 10 m/s−2) on an area of cross-section of 2 m2 is
How does the liquid pressure on a diver change according to the following condition:
When the driver moves horizontally
The density of iron is 7800 kg m-3. What do you mean by this statement? What is density of water at 40C?
Assertion: Pascal’s law is the working principle of a hydraulic lift.
Reason: Pressure is thrust per unit area.
