The draught which a chimney produces is called_____________?

Blowing down of boiler water is the process_____________?

A. to reduce the boiler pressure
B. to increase the steam temperature
C. to control the solid concentration in the boiler water by removing some of the concentrated saline water
D. none of the above

Load factor of a power station is defined as____________?

A. maximum demand/average load
B. average load x maximum demand
C. average load/maximum demand
D. none of the above

Reheat factor is the ratio of_____________?

A. isentropic heat drop to useful heat drop
B. adiabatic heat drop to isentropic heat drop
C. cumulative actual enthalpy drop for the stages to total is isentropic enthalpy heat drop

In fuel cell, the ___________ energy is converted into electrical energy?

A. mechanical
B. chemical
C. heat
D. sound

Bucket elevators are used for___________?

A. carrying coal in horizontal direction
B. carrying coal in vertical direction
C. carrying coal in any direction

The artificial draught normally is designed to produce____________?

A. less smoke
B. more draught
C. less chimney gas temperature
D. all of the above