Related Questions

Hydraulic __________ works on the principle of Pascal's law of transmission of fluid pressure.
A Press
B Turbine
C Pump
D Coupling
Pascal's law is valid, only when the fluid is
A Frictionless and at rest
B At rest
C At rest and when the frictionless fluid is in motion
D None of these
For which of the following game, players must have the knowledge of Pascal's law?
A Climbing
B Paragliding
C Rafting
D Scuba diving
The working of which of the following hydraulic units is based on Pascal's law?
A Air lift pump
B Jet pump
C Hydraulic coupling
D Hydraulic press
When the load on the engine increases, it becomes necessary to increase the supply of working fluid and when the load decreases, less working fluid is required. The supply of the working fluid to the engine is controlled by a
A D-slide valve
B governor
C Meyer’s expansion valve
D flywheel
If cohesion between molecules of a fluid is greater than adhesion between fluid and glass, then the free level of fluid in a dipped glass tube will be
A Higher than the surface of liquid
B The same as the surface of liquid
C Lower than the surface of liquid
D Unpredictable
In which type of fluid flow, the velocity of flow of fluid changes from point to point in the fluid at any instant?
A Rotational
B Unsteady
C Turbulent
D Non-uniform
In the Newton's law range, the terminal velocity of a solid spherical particle falling through a stationary fluid mass is __________ the fluid viscosity.
A Directly proportional to
B Inversely proportional to
C Inversely proportional to the square root of
D Independent of
The unit of which physical quantity is not pascal?
A Moment of inertia
B Pressure
C Stress
D Young's modulus
According to Raoult's law, "The vapor pressure exerted by component in a solution is proportional to the mole fraction of that component." Raoult's law is not applicable under the following assumption/condition.
A No component is concentrated at the surface of the solution
B The component molecules are non polar and are of almost equal size
C In the formation of solution, chemical combination/molecular association between unlike molecules takes place
D The attractive forces between like and unlike molecules are almost equal

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