Question

Q. Fill in the blanks:
1. With the increase in depth, the liquid pressure
2. With the decrease in density, the liquid pressure at a particular depth
3. The moment of force causes a body to
about a fixed point.
4. Force can change
of a body.
5. The value of normal atmospheric pressure at sea level is
6. If the distance of the point of application of force increases from the pivot, then the moment of
force
7. Atmospheric pressure
with increase in altitude.
8. The height of mercury level
when the tube is pushed inside the trough containing
mercury
9. Pressure is
in all directions about a point in a liquid.
10. A liquid seeks its

C. Write True (T) or False (F) against the following statements:
1. Liquid pressure depends on the area of cross-section of the vessel in which it is kept.
2. Water in a container exerts pressure only at bottom.
3. Force can set a body into motion from rest.
4. Gases exert pressure in all directions.
5. A barometer measures atmospheric pressure.
6. When a body turns about a fixed point it is called force.
7. Higher we go, greater is the atmospheric pressure.
8. The pressure of a gas increases with the decrease in volume at constant temperature.
9. The height of mercury column in a barometer remains the same when the tube is tilted
slightly.
10. The moment of force is zero when force is applied at the fixed point​

Answer 1

1. decreases
2. depth
3. najaajjshsjwu