Top 550+ Solved Thermal Engineering 2 MCQ Questions Answer
Q. Which among the following fuels need excess amount of air for complete combustion?
a. natural fuels
b. liquid fuels
c. gaseous fuels
d. artificial solid fuels
Q. Which of the following is not a type of steam turbine?
a. impulse turbine
b. reaction turbine
c. pelton wheel turbine
d. axial flow type turbine
Q. Which turbines are employed for driving alternator at synchronous speed?
a. central station turbine
b. reheating turbine
c. extraction turbine
d. extraction induction turbine
Q. Non Condensing steam turbine can also be called as
a. extraction steam turbine
b. back pressure steam turbine
c. impulse steam turbine
d. none of the mentioned
Q. Steam turbine is classified on basis of
a. type of blades
b. exhausting condition
c. type of steam flow
d. all of the mentioned
Q. High pressure turbine is a Non-Condensing turbine due to
a. exhaust conditions
b. axial flow of the steam
c. pressure-velocity compounding
d. velocity compounding
Q. Impulse blades are in the shape of
a. rain drop
b. circular
c. half moon
d. none of the mentioned
Q. Astern turbines are used in
a. power generation
b. marine purposes
c. aircraft
d. none of the mentioned
Q. Cross compound steam turbines are once used in
a. generation of electricity
b. marine ships
c. automobiles
d. none of the mentioned
Q. When steam reaches turbine blades the type of force responsible for moving turbine blades are
a. axial force
b. shear force
c. longitudinal force
d. none of the mentioned
Q. Multi stage arrangement of turbines is called as
a. impulse turbine
b. reaction turbine
c. compounding
d. none of the mentioned
Q. Compounding efficiency at low speed.
a. decrease
b. increase
c. maximizes
d. none of the mentioned
Q. In velocity compounded turbines flow passage is from
a. moving blades to fixed nozzles
b. fixed nozzles to moving blades
c. fixed blades to moving nozzles
d. none of the mentioned
Q. A velocity compounded impulse turbine is also called as
a. curtis wheel
b. pressure compounded
c. curtis wheel & pressure compounded
d. none of the mentioned