Related Questions

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
For the Stoke's law to be valid in the case of a falling sphere in a fluid, the
A [

A. Reynolds number (based on sphere diameter) should be

B. Flow around the sphere should be in turbulent region

B Sphere must be metallic
C Fluid density should be constant
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
Which law/principle states that when a body is immersed fully or partially in a fluid, it experiences an upward force that is equal to the weight of the fluid displaced by it?
A Boyle's Law
B Charles Law
C Archimedes Principle
D Pascal's Law
The normal stress is the same in all directions at a point in a fluid, only when the fluid
A Is at rest & has zero viscosity
B Is frictionless
C Fluid layer has no motion relative to an adjacent layer of fluid
D Is incompressible & frictionless
In an election between two candidates, one got 55% of the total valid votes. 20% of the votes are invalid. If the total votes are 7500, what is the total number of valid votes the other got?
A 2400
B 2700
C 2500
D 2000
In an election between two candidates, one got 55% of the total valid votes. 20% of the votes were invalid. If the total number of votes was 7500, the number of valid votes that the other candidate got, was -
A 2700
B 2900
C 3000
D 3100
In an election between two candidates, one got 55% of the total valid votes, 20% of the votes were invalid. If the total number of votes was 7500, the number of valid votes that the other candidate got, was:
A 2700
B 2900
C 3000
D 3100

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