1
GATE ME 1998
Subjective
+4
-0
Two castings of the same metal have the same surface area one casting is in the form of a sphere and the other is a cube. What is the ratio of the solidification time for the sphere to that of cube.
2
GATE ME 1998
Subjective
+2
-0
Match the following GATE ME 1998 Production Engineering - Casting Question 42 English
3
GATE ME 1998
MCQ (Single Correct Answer)
+2
-0.6
A flywheel of moment of inertia $$9.8$$ kg m2 fluctuates by $$30$$ rpm for a fluctuation in energy of $$1936$$ Jouls. The mean speed of the flywheel is (in rpm)
A
$$600$$
B
$$900$$
C
$$968$$
D
$$29470$$
4
GATE ME 1998
MCQ (Single Correct Answer)
+1
-0.3
A Curtis stage, Rateau stage and a $$50$$% reaction stage in a steam turbine are examples of
A
different types of impulse stages
B
different types of reaction stages
C
a simple impulse stage, a velocity compounded impulse stage and reaction stage
D
a velocity compounded impulse stage, a simple impulse stage and a reaction stage
EXAM MAP