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Mechanical Engineering - Steam Nozzles and Turbines

Exercise : Steam Nozzles and Turbines - Section 3
16.
In pressure compounding of an impulse turbine, the total pressure drop of the steam does not take place in the first nozzle ring, but is divided equally among all the nozzle rings.
Agree
Disagree
Answer: Option
Explanation:
No answer description is available. Let's discuss.
17.
When the cross-section of a nozzle __________ continuously from entrance to exit, it is called a convergent nozzle.
increases
decreases
Answer: Option
Explanation:
No answer description is available. Let's discuss.
18.
In an ideal impulse turbine, the
absolute velocity at the inlet of moving blade is equal to that at the outlet
relative velocity at the inlet of the moving blade is equal to that at the outlet
axial velocity at inlet is equal to that at the outlet
whirl velocity at inlet is equalto that at the outlet
Answer: Option
Explanation:
No answer description is available. Let's discuss.
19.
During flow through a nozzle, no heat is supplied or rejected by the steam.
Agree
Disagree
Answer: Option
Explanation:
No answer description is available. Let's discuss.
20.
In a reaction turbine, when steam flows through the moving blades,
pressure increases while velocity decreases
pressure decreases while velocity increases
pressure and velocity both decreases
pressure and velocity both increases
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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