Advertisements
Advertisements
प्रश्न
The density of iron is 7800 kg m-3. What do you mean by this statement? What is density of water at 40C?
Advertisements
उत्तर
Density of iron is 7800Kgm-3.
This means a cube of iron having side 1m would weigh 7800 Kg.
Density of water at 4oC is 1000 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
State Pascal's law of transmission of pressure.
Select the correct option.
One Pascal is equal to
Select the correct option.
A dam for water reservoir is built thicker at the bottom than at the top because
The pressure in the water pipe on the ground floor of a building is 40000 pascals, whereas on the first floor it’s 10000 pascals. Find the height of the first floor. (Acceleration due to gravity g = 10 ms−2)
State two applications of Pascal's law.
Pascal’s law is used in
Hydraulic lift works under the principle of _______.
Assertion: Pascal’s law is the working principle of a hydraulic lift.
Reason: Pressure is thrust per unit area.
