Advertisements
Advertisements
Question
Select the correct option.
A dam for water reservoir is built thicker at the bottom than at the top because
Options
pressure of water is very large at the bottom due to its large depth
water is likely to have more density at the bottom due to its large depth
quantity of water at the bottom is large
variation in value of ‘g’
Advertisements
Solution
pressure of water is very large at the bottom due to its large depth
APPEARS IN
RELATED QUESTIONS
Consider the equations `P=lim_(triangles->0)"F"/(triangle"S")` and P1 - P2 = pgz. In an elevator accelerating upward
Name two applications of Pascal's law.
Explain the principle of a hydraulic machine. Name two devices which work on this principle.
Draw a simple diagram of a hydraulic jack and explain its working.
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.
Define the SI unit of pressure.
The atmospheric pressure at a place is 650 mm of Hg. Calculate this pressure in Pascals (Pa).
Do all liquids exert pressure?
State and explain Pascal's law of transmission of pressure.
Unit of pressure is
