In steam turbines the reheat factor_____________?
A. increases with the increase in number of stages
B. decreases with the increase in number of stages
C. remains same irrespective of number of stages
D. none of the above
Load center in a power station is___________?
A. center of coal fields
B. center of maximum load of equipments
C. center of gravity of electrical system
Which of the following generating station has minimum running cost?
A. Nuclear
B. Hydro
C. Thermal
D. Diesel
The amount of air which is supplied for complete combustion is called___________?
A. primary air
B. secondary air
C. tertiary air
Reheat cycle in steam power plant is used to________________?
A. utilise heat of flue gases
B. increase thermal efficiency
C. improve condenser performance
D. reduce loss of heat
Annual operating expenditure of a power plant consists of_________?
A. fixed charges
B. semi-fixed charges
C. running charges
D. all of the above
Which of the following load is responsible for lower power factor of supply system__________?
A. induction motors
B. resistive loads
C. synchronous Motors
D. all of the above