Related Questions

The flow of steam is supersonic
A At the entrance to the nozzle
B At the throat of the nozzle
C In the convergent portion of the nozzle
D In the divergent portion of the nozzle
In case of supersonic flow of a fluid through pipeline, the 'Mach number' is
A 0
B 1
C > 1
For supersonic transport aircraft, the minimum turning radius of taxiway is
A 60 m
B 120 m
C 180 m
D 240 m
Supersonic jet causes pollution by thinning of
A O3 layer
B O4 layer
C SO2 layer
D CO2 layer
The cooling system used for supersonic aircrafts and rockets is
A Simple air cooling system
B Bootstrap air cooling system
C Reduced ambient air cooling system
D Regenerative air cooling system
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
The velocity at which the flow changes from laminar flow to turbulent flow is called
A Critical velocity
B Velocity of approach
C Sub-sonic velocity
D Super-sonic velocity
If white is called black, black is called red, red is called yellow, yellow is called green, green is called blue, blue is called violet and violet is called orange, what would be the colour of human blood?
A green
B black
C red
D yellow
The energy loss in flow through ven-turimeter is less than that through flow nozzle, because in case of a flow nozzle, the
A Length is shorter
B Throat diameter is more
C Sudden expansion of flow in the downstream occurs
D Distance between the throat and the inlet is more
Applying a pressure drop across a capillary results in a volumetric flow rate 'Q' under laminar flow conditions. The flow rate for the same pressure drop, in a capillary of the same length but half the radius is
A $$\frac{{\text{Q}}}{2}$$
B $$\frac{{\text{Q}}}{4}$$
C $$\frac{{\text{Q}}}{8}$$
D $$\frac{{\text{Q}}}{{16}}$$

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