1.
The water from runner in reaction turbine is discharged into tail race through a draft tube which has ____________ cross sectional area.

2.
__________ turbines are also called as parallel flow turbine.

3.
In which type of reaction turbine does the water flow in radial direction at the outer periphery of runner and leave at the centre in the direction parallel to the axis of rotation of runner?

4.
Generally, the value of specific speed of Kaplan turbine is _____________ that of the Pelton turbine.

5.
The passage of uniformly varying cross-section in which the kinetic energy of steam increases at the expense of its pressure is called as__________

6.
The nozzle efficiency can be defined as the ratio of

7.
Which of the following are effects of nozzle friction? 1. Enthalpy drop decreases 2. Exit velocity reduces 3. Decrease in specific volume 4. Decrease in mass flow rate

8.
The quality of vapour at the exit of nozzle ___________ due to nozzle friction.

9.
Pump transfers the mechanical energy of a motor or of an engine into _________ of a fluid.

10.
Which of the following is NOT a type of positive displacement pumps?