1
GATE ME 1987
Subjective
+3
-0
When a Pitot-static tube is immersed in a water stream (density $${\rho _w}$$), the differential head measured by a mercury (density $${\rho _m}$$ manometer is $${h_m}.$$ What is the velocity of the water stream?
2
GATE ME 1987
Subjective
+5
-0
Consider the saline drip bottle shown. If $$\rho $$ is the density of saline, find
(a) Pressure at $$A,$$
(b) The velocity of flow of saline through the tube. (Neglect viscous losses in tube). Atmospheric pressure $${P_{atm}}.$$ GATE ME 1987 Fluid Mechanics - Fluid Dynamics Question 4 English
3
GATE ME 1987
MCQ (Single Correct Answer)
+2
-0.6
In the case of turbulent flow of a fluid through a circular tube (as compared to the case of laminar flow at the same flow rate) the maximum velocity is ...................., shear stress at the wall is ................................., and the pressure drop across a given length is ____________. The correct words for the bllanks are, respectively:
A
higher, higher, higher
B
higher, lower, lower
C
lower, higher, higher
D
lower, higher, lower
4
GATE ME 1987
MCQ (Single Correct Answer)
+1
-0.3
A streamlined body is defined as a body about which
A
The flow is laminar
B
The flow is along the streamlines
C
The flow separation is suppressed
D
The drag is zero
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