Efficiency of gas turbine is increased by________________ ?
A. Reheating
B. Inter cooling
C. Adding a regenerator
D. All of the above
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The hottest point in a gas turbine is______________________?
A. At the base
B. At the tip
C. In the center
D. Between ~ to i of the blade height
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Temperature of gases at end of compression as compared to exhaust gases in a gas turbine is_________________?
A. Higher
B. Lower
C. Equal
D. Can’t be compared
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The pressure ratio in gas turbines is of the order of__________________?
A. 2:l
B. 4:1
C. 61: 1
D. 9 : 1
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The ratio of specific weighf/h.p. of gas turbin and I.C engines may be typically of the order of_______________________?
A. 1 : 1
B. 2 : 1
C. 4 : 1
D. 1:2
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The thermal efficiency of a gas turbine as compared to a diesel plant is__________________?
A. Same
B. More
C. Less
D. Depends on other factors
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Gas turbine blades are given a rake___________________?
A. Equal to zero
B. In the direction of motion of blades
C. Opposite to the direction of motion of blades
D. Depending on the velocity
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The air-fuel ratio in gas turbines is of the order of ______________________?
A. 7 : 1
B. 15 : 1
C. 30 : 1
D. 40 : 1
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Mechanical efficiency of gas turbines as compared to I.C engines is____________________?
A. Higher
B. Lower
C. Same
D. Depends on on odier considerations
Read more about this MCQ
The fuel consumption in gas turbines is accounted for by___________________?
A. Low.er heating value
B. Higher heating value
C. Heating value
D. Higher calorific value
Read more about this MCQ
Word of the Day
27 Sep
Undesirable
not wanted or desirable because harmful, objectionable, or unpleasant.
غیر مطلوب، ناروا، نامناسب

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