Virtual Labs

Performance Characteristics of Kaplan Turbine

1)Which one of the following statements is true?

a: Both Pelton and Francis turbine are impulse turbine Explanation

Explanation

b: Kaplan turbine is axial flow reaction turbine Explanation

Explanation

c: Francis turbine is axial flow reaction turbine Explanation

Explanation

d: Pelton is reaction turbine Explanation

Explanation

2)For which of the following values of available heads may Kaplan turbine be used?

a: 250 m Explanation

Explanation

b: 150 m Explanation

Explanation

c: 100 m Explanation

Explanation

d: 80 m Explanation

Explanation

3)Which turbine has least number of blades?

a: Kaplan Explanation

Explanation

b: Pelton Explanation

Explanation

c: Francis Explanation

Explanation

d: All are equal no of blade Explanation

Explanation

4)Blades in Kaplan Turbine have twist to maintain:

a: Constant angle of attack and high efficiency Explanation

Explanation

b: Constant angle of attack and low efficiency Explanation

Explanation

c: Variable angle of attack and constant efficiency Explanation

Explanation

d: Variable angle of attack and high efficiency Explanation

Explanation

5)The runner of __________ turbine always be under pressure of above atmospheric pressure.

a: Turgo Explanation

Explanation

b: Girand Explanation

Explanation

c: Kaplan Explanation

Explanation

d: Pelton Explanation

Explanation

6) Velocity triangles are used to analyze ____________.

a: Flow of water along blades of turbine Explanation

Explanation

b: Measure discharge of flow Explanation

Explanation

c: Angle of deflection of jet Explanation

Explanation

d: Flow of water, measure of discharge, angle of deflection Explanation

Explanation

7) The Kaplan Turbine is an evolution of ________.

a: Francis turbine Explanation

Explanation

b: Pelton wheel Explanation

Explanation

c: Parsons turbine Explanation

Explanation

d: Curtis turbine Explanation

Explanation

8) Kaplan turbines rotates at a ________ rate

a: Increasing Explanation

Explanation

b: Decreasing Explanation

Explanation

c: Constant Explanation

Explanation

d: Increasing and then decreasing Explanation

Explanation

9) The outlet of the Kaplan turbine is through _______.

a: Vane Blades Explanation

Explanation

b: Moving pipeline Explanation

Explanation

c: Draft tube Explanation

Explanation

d: Pump Explanation

Explanation

10) The power output of Kaplan turbine ranges from__________.

a: 5 to 200 MW Explanation

Explanation

b: 1000 to 2000 MW Explanation

Explanation

c: 2000 to 3000 MW Explanation

Explanation

d: 5000 and above Explanation

Explanation