1
GATE ME 1993
MCQ (Single Correct Answer)
+2
-0.6
A velocity field is given as $$$\overrightarrow V = 3{x^2}y\widehat i - 6xyz\widehat k$$$
Where $$x,y,z$$ are in $$m$$ and $$V$$ $$m/s.$$ Determine if

(i) It represents an incompressible flow
(ii) The flow is irrotational
(iii) The flow is steady .

A
(i) and (iii)
B
(i) and (ii)
C
(ii) and (iii)
D
(i) only
2
GATE ME 1993
MCQ (Single Correct Answer)
+1
-0.3
Shown below are three pipe sections through which water flows as shown. Option $$(a)$$ to $$(d)$$ below pertain to the direction of the net force on the pipe section due to the flow of water. GATE ME 1993 Fluid Mechanics - Fluid Dynamics Question 10 English

State which of the options indicate the correct direction of force for pipe $$1,$$ pipe $$2$$ and pipe $$3.$$

A
$${45^0}$$ to both $$+ve$$ $$X$$ and $$+ve$$ $$Y$$ axes
B
$${45^0}$$ to both $$-ve$$ $$X$$ and $$+ve$$ $$Y$$ axes
C
$${45^0}$$ to both $$+ve$$ $$X$$ and $$-ve$$ $$Y$$ axes
D
$${45^0}$$ to both $$-ve$$ $$X$$ and $$-ve$$ $$Y$$ axes
3
GATE ME 1993
Subjective
+1
-0
Shown below are three cylindrical gates which restrain water in $$2$$-$$D$$ channel. Which gate experiences the maximum vertical component, the minimum vertical component and the maximum horizontal component of the hydrostatic force? GATE ME 1993 Fluid Mechanics - Fluid Statics Question 3 English
4
GATE ME 1993
Subjective
+2
-0
Shown below are three tanks, tank $$1$$ without an orifice tube and tanks $$2$$ and $$3$$ with orifice tubes as shown. Neglecting losses and assuming the diameter of orifice to be much less than that of the tank, write expressions for the exit velocity in each of the three tanks. GATE ME 1993 Fluid Mechanics - Turbulent Flow Question 2 English
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