|
What is an ideal fluid?
|
|
0
|
4824
|
August 20, 2016
|
|
What are absolute pressure and gauge pressure?
|
|
0
|
1565
|
August 20, 2016
|
|
What is atmospheric pressure ? Give its different units
|
|
0
|
1222
|
August 20, 2016
|
|
Derive equation of continuity
|
|
0
|
16607
|
August 20, 2016
|
|
Show that a liquid in a state of equilibrium of rest exerts a force perpendicular to the surface only
|
|
0
|
2772
|
August 20, 2016
|
|
Velocity of water in a river is less on the bank and greater in the middle. Why?
|
|
0
|
2413
|
August 20, 2016
|
|
What is equation of continuity?
|
|
0
|
693
|
August 20, 2016
|
|
Define centre of buoyancy
|
|
0
|
579
|
August 20, 2016
|
|
What is indicated by sudden fall in barometric pressure?
|
|
0
|
561
|
August 20, 2016
|
|
What is column pressure?
|
|
0
|
696
|
August 20, 2016
|
|
What is specific gravity?
|
|
0
|
1261
|
August 20, 2016
|
|
Name the material in whose capillary, water will descent instead of rising
|
|
0
|
1905
|
August 20, 2016
|
|
A wooden block is on the bottom of a tank when water is poured in the contact between the block and the tank is so good that no water gets between them. Is there a buoyant force on the block?
|
|
0
|
1282
|
August 20, 2016
|
|
A liquid cannot withstand a shear stress. How does this imply that the surface of liquid at rest must be level, i.e., normal to the gravitational force?
|
|
0
|
819
|
August 20, 2016
|
|
The dams of water reservoir are made thick near the bottom. Why?
|
|
0
|
1273
|
August 20, 2016
|
|
How can we check whether the barometric tube contains air or not?
|
|
0
|
1134
|
August 20, 2016
|
|
Why is the reading of a mercury barometer always less than actual pressure?
|
|
0
|
2440
|
August 20, 2016
|
|
Why is mercury used in barometer?
|
|
0
|
2992
|
August 20, 2016
|
|
If a drop of water vapour is introduced in a mercury barometer, how will the barometric height change?
|
|
0
|
1592
|
August 20, 2016
|
|
Why is it difficult to stop bleeding from a cut in human body at high altitudes?
|
|
0
|
3596
|
August 20, 2016
|
|
Why the food is cooked faster in the pressure cooker ? Why it becomes difficult to cook food at mountains?
|
|
0
|
2509
|
August 20, 2016
|
|
Why the boiling point of a liquid varies with pressure?
|
|
0
|
2206
|
August 20, 2016
|
|
How does the boiling point of a liquid vary with pressure?
|
|
0
|
1800
|
August 20, 2016
|
|
What is force on a man due to atmospheric pressure? Why one does not feel it?
|
|
0
|
1279
|
August 20, 2016
|
|
Why is a slight blow on a cork of bottle filled with a liquid sufficient to break the bottle?
|
|
0
|
1703
|
August 20, 2016
|
|
Why two holes are made to empty On oil tin?
|
|
0
|
6577
|
August 20, 2016
|
|
Water does not come out of a dropper unless its rubber bulb is pressed hard. Why?
|
|
0
|
5913
|
August 20, 2016
|
|
Define Pascal's law
|
|
0
|
1765
|
August 20, 2016
|
|
Give S.I. unit of pressure and equate it to pascal
|
|
0
|
693
|
August 20, 2016
|
|
It is difficult for a man to walk on sand. Why?
|
|
0
|
2773
|
August 20, 2016
|