Steam Turbines Questions and Answers – Mixed Pressure Turbine Performance

This set of Steam and Gas Turbines Multiple Choice Questions & Answers (MCQs) focuses on “Mixed Pressure Turbine Perfomance”.

1. Mixed pressure steam turbines are driven by _________ kinds of steam.
a) 1
b) 2 or more
c) 3
d) 5
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2. In mixed pressure turbine existing boiler can be combined with new boiler.
a) True
b) False
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3. In dual heat sources optimum heat for each condition cannot be selected in mixed pressure turbine.
a) True
b) False
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4. Radial turbines gain their high efficiencies at the speed ratio of ___________
a) 0.5
b) 0.7
c) 1
d) 2.6
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5. Radial turbine has _______ degree of freedom when compared to mixed flow turbine.
a) more
b) less
c) equal
d) none of the mentioned
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6. The blade inlet angle at radial blade section is ________ in mixed flow turbine.
a) non zero
b) zero
c) depends on the mass flow rate
d) none of the mentioned
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7. Stress levels in mixed flow turbine are ________
a) high
b) less
c) medium
d) none of the mentioned
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8. Mixed flow turbines are designed at ________ inertia.
a) high
b) medium
c) low
d) none of the mentioned
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9. Radial turbines are characterized by ____________
a) radial fibers
b) centrifugal compressors
c) radial compressors
d) none of the mentioned
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10. Turbochargers in automobiles works under _______ pulsation inlet flows.
a) low
b) high
c) medium
d) none of the mentioned
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Sanfoundry Global Education & Learning Series – Steam and Gas Turbines.

To practice all areas of Steam and Gas Turbines, here is complete set of 1000+ Multiple Choice Questions and Answers.

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