1
GATE ME 2014 Set 4
MCQ (Single Correct Answer)
+1
-0.3
A flow field which has only convective acceleration is
A
a steady uniform flow
B
an unsteady uniform flow
C
a steady non-uniform flow
D
an unsteady non-uniform flow
2
GATE ME 2014 Set 2
MCQ (Single Correct Answer)
+1
-0.3
For an incompressible flow field , $$\overrightarrow {V,} $$ which one of the following conditions must be satisfied?
A
$$\nabla .\overrightarrow V = 0$$
B
$$\nabla \times \overrightarrow V = 0$$
C
$$\left( {\overrightarrow V .\nabla } \right)\overrightarrow V = 0$$
D
$${{\partial \overrightarrow V } \over {\partial t}} + \left( {\overrightarrow V .\nabla } \right)\overrightarrow V = 0$$
3
GATE ME 2011
MCQ (Single Correct Answer)
+1
-0.3
A streamline and an equipotential line in a flow field
A
are parallel to each other
B
are perpendicular to each other
C
intersect at an acute angle
D
are identical
4
GATE ME 2008
MCQ (Single Correct Answer)
+1
-0.3
For a continuity equation given $$\nabla .\overrightarrow V = 0$$ to be valid, $$\overrightarrow V $$ where is the velocity vector, which one of the folllowing is a necessary condition ?
A
Steady flow
B
Irrotational flow
C
Inviscid flow
D
Incompressible flow
GATE ME Subjects
Turbo Machinery
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
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CBSE
Class 12