Advertisements
Advertisements
प्रश्न
Match the following.
| 1. | Density | hρg |
| 2. | 1 gwt | Milk |
| 3. | Pascal’s law | `"Mass"/" Volume"` |
| 4. | Pressure exerted by a fluid | Pressure |
| 5. | Lactometer | 980 dyne |
Advertisements
उत्तर
| 1. | Density | `"Mass"/" Volume"` |
| 2. | 1 gwt | 980 dyne |
| 3. | Pascal’s law | Pressure |
| 4. | Pressure exerted by a fluid | hρg |
| 5. | Lactometer | Milk |
APPEARS IN
संबंधित प्रश्न
A 50 kg girl wearing high heel shoes balances on a single heel. The heel is circular with a diameter 1.0 cm. What is the pressure exerted by the heel on the horizontal floor?
Water in a lake exerts pressure only at its bottom.
Define the term ‘pressure’ and state its unit.
Name two factors on which the pressure on a surface depends.
A beaker containing a liquid is kept inside a big closed jar. If the air inside the jar is continuously pumped out, the pressure in the liquid near the bottom of the liquid will
An air bubble of radius 0.2 mm is situated just below the water surface. Calculate the gauge pressure. Surface tension of water = 7.2 × 10−2 N/m.
Consider the statement given below and choose the correct option.
Assertion: Sharp knives are used to cut the vegetables.
Reason: Sharp edges exert more pressure.
A brick is kept in three different ways on a table as shown in the following figure. The pressure exerted by the brick on the table will be
 |
 |
 |
| A | B | C |
Why dams are made stronger and thicker at the bottom than at the top?
Assertion (A): Air gets thinner with increasing altitude.
Reason (R): The atmospheric pressure increases as we go up in mountains.
