The draught in locomotive boilers is produced by_____________?

If the diversity factor of a power station is high then its generation cost is___________?

A. high
B. low
C. remain same
D. depend on the plan type

Primary air is that air which is used to_____________?

A. reduce the flame length
B. increase the flame length
C. transport and dry the coal
D. provide air around burners for get¬ting optimum combustion

Edward’s air pump____________?

A. removes air and also vapour from condenser
B. removes only air from condenser
C. removes only un-condensed vapour from condenser
D. removes air alongwith vapour and also the condensed water from condenser

The overall efficiency of a steam power station is ________ its thermal efficiency.

A. less than
B. equal to
C. greater than
D. none of the above

In case of impulse steam turbine_____________?

A. there is enthalpy drop in fixed and moving blades
B. there is enthalpy drop only in moving blades
C. there is enthalpy drop in nozzles
D. none of the above

Which of the following power plant has least fuel transportation______________?

A. nuclear power plants
B. diesel generating plants
C. thermal power plants
D. steam power stations