Related Questions

The difference between isothermal compressibility and adiabatic compressibility for an ideal gas is
A 0
B +ve
C -ve
D ∞
What is the ratio of adiabatic compressibility to isothermal compressibility?
A 1
B > 1
C >> 1
Compressibility factor of a real gas is the ratio of the actual volume to that predicted by ideal gas law. As the pressure of the gas approaches zero, the compressibility factor approaches
A ∞
B 0
C 1
D 0.24
If P denotes + Q denotes - R, denots +and S denotes X, then what is the value of 18s36R12Q6p7?
A 115
B 55
C 25
D none of these
If p denotes + , Q dentes -, R denotes ÷, and S denotes X, then what is the value of 18s36R12Q6p7?
A 115
B 55
C 25
D None of them
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
If b denotes the face width and L denotes the cone distance for a bevel gear, then the bevel factor is written as
A $$\frac{{\text{b}}}{{\text{L}}}$$
B $$\frac{{\text{b}}}{{2{\text{L}}}}$$
C $$1 - 2{\text{bL}}$$
D $$1 - \frac{{\text{b}}}{{\text{L}}}$$
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
A flow in which the volume of a fluid and its density does not change during the flow is called _________ flow.
A Incompressible
B Compressible
C Viscous
D None of these

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