Advertisements
Advertisements
प्रश्न
What is the principle of a hydraulic machine?
Advertisements
उत्तर
Pascal's law is principle of hydraulic machines.
APPEARS IN
संबंधित प्रश्न
Define one pascal (Pa), the S.I. unit of pressure.
State Pascal's law of transmission of pressure.
Name and state the principle on which a hydraulic press works. Write one use of hydraulic press.
Select the correct option.
A dam for water reservoir is built thicker at the bottom than at the top because
The atmospheric pressure at a place is 650 mm of Hg. Calculate this pressure in Pascals (Pa).
How does the liquid pressure on a diver change according to the following condition:
When the driver moves to the greater depth?
Do all liquids exert pressure?
The density of iron is 7800 kg m-3. What do you mean by this statement? What is density of water at 40C?
Unit of pressure is
Match the following:
| 1. | Hydraulic press | a. | Archimedes |
| 2. | Cartesian Diver | b. | Floatation |
| 3. | Hydrostatic Balance | c. | Pascal’s law |
| 4. | Hydrometer | d. | Buoyancy |
