The density of an object is the ratio between its mass and
Pressure.
Volume.
None of these.
Which of the following is the mass of a substance having unit volume?
Density.
Depth.
Materials which float on water have
High density than water.
Less density than water.
Medium density than water.
Constant density.
Find the pressure exerted on brick having length 4 m and breadth 3 m and weight 24 N.
4 Pa
3 Pa
2 Pa
1 Pa
Dams are constructed with greater thickness at their base is due to
Liquid pressure.
The Hydraulic lift works on the basis of
Among the following the guages on gas cylinders works as
Bourdon guages.
U- tube manometer.
Mercury barometer.
The pressure exerted by a liquid acts in
All directions.
Surface only.
Lower surface.
Which of the following measures the pressure exerted by a liquid or a gas?
Barometer.
Pressure guage.
Hydrometer.
Thermometer.
The hydraulic brake works on the basis of
Both a & b.