1
GATE ME 2003
MCQ (Single Correct Answer)
+1
-0.3
Considering the variation of static pressure and absolute velocity in an impulse stream turbine, across one row of moving blades
A
both pressure and velocity decrease
B
pressure decreases but velocity increases
C
pressure remains constant, while velocity increases
D
pressure remains constant, while velocity decreases
2
GATE ME 2001
MCQ (Single Correct Answer)
+1
-0.3
The Rateau turbine belongs to the category of
A
pressure compounded turbine
B
reaction turbine
C
velocity compounded turbine
D
radial flow turbine
3
GATE ME 2000
MCQ (Single Correct Answer)
+1
-0.3
Which of the following is a pressure compounded turbine?
A
Parsons
B
Curtis
C
Rateau
D
all the three
4
GATE ME 1998
MCQ (Single Correct Answer)
+1
-0.3
If $$\,\,{V_N}\,\,$$ and $$\alpha $$ are the nozzle exit velocity and nozzle angle in an impulse turbine, the optimum blade velocity is given by
A
$${V_N}\,\,\,\cos \,\,\,2\alpha $$
B
$${V_N}\,\,\,sin\,\,\,2\alpha $$
C
$${{{V_N}\,\,\,\cos \,\,\,\alpha } \over 2}$$
D
$${{{V_N}\,\,\,sin\,\,\,\alpha } \over 2}$$

GATE ME Subjects

Browse all chapters by subject

Turbo Machinery