Top 1000+ Solved Fluid Mechanics (FM) MCQ Questions Answer
Q. The important type of axial flow reaction turbines are
a. Propeller and Pelton turbines
b. Kaplan and Francis turbines
c. Propeller and Francis turbines
d. Propeller and Kaplan turbines
Q. is a axial flow reaction turbines, if vanes are fixed to hub of turbine
a. Propeller turbine
b. Francis turbine
c. Kaplan turbine
d. Pelton turbine
Q. Francis and Kaplan turbines are known as
a. Impulse turbine
b. Reaction turbine
c. Axial flow turbine
d. Mixed flow turbine
Q. Specific speed of reaction turbine is between?
a. 5 and 50
b. 10 and 100
c. 100 and 150
d. 150 and 300
Q. Impulse turbine is generally fitted at
a. At the level of tail race
b. Above the tail race
c. Below the tail race
d. About 2.5mts above tail race to avoid cavitations.
Q. Hydraulic turbines are classified based on
a. Energy available at inlet of turbine
b. Direction of flow through vanes
c. Head at inlet of turbine
d. Energy available, Direction of flow, Head at inlet.
Q. Impulse turbine and reaction turbine are classified based on ?
a. Type of energy at inlet
b. Direction of flow through runner
c. Head at inlet of turbine
d. Specific speed of turbine
Q. Tangential flow, axial flow, radial flow turbines are classified based on?
a. Type of energy at inlet
b. Direction of flow through runner
c. Head at inlet of turbine
d. Specific speed of turbine
Q. High head, low head and medium head turbines are classified based on
a. Type of energy at inlet
b. Direction of flow through runner
c. Head at inlet of turbine
d. Specific speed of turbine
Q. Low specific speed, high specific speed and medium specific speed are classified based on
a. Type of energy at inlet
b. Direction of flow through runner
c. Head at inlet of turbine
d. Specific speed of turbine
Q. If energy available at inlet of turbine is only kinetic energy then it is classified based on
a. Type of energy at inlet
b. Direction of flow through runner
c. Head at inlet of turbine
d. Specific speed of turbine
Q. If water flows in radial direction at inlet of runner and leaves axially at outlet then turbine is named as
a. Tangential flow turbine
b. Axial flow turbine
c. Radial flow turbine
d. Mixed flow turbine
Q. Pelton turbine is operated under
a. Low head and high discharge
b. High head and low discharge
c. Medium head and high discharge
d. Medium head and medium discharge
Q. Kaplan turbine is operated under
a. Low head and high discharge
b. High head and low discharge
c. Medium head and high discharge
d. Medium head and medium discharge
Q. Medium specific speed of turbine implies
a. Pelton turbine
b. Kaplan turbine
c. Francis turbine
d. Propeller turbine