Which of the following generating station has minimum running cost ?
(A) Nuclear
(B) Hydro
(C) Thermal
(D) Diesel
Load curve of a power plant has always____________?
(A) zero slope
(B) positive slope
(C) negative slope
(D) All of these
Load curve is useful in deciding the_____________?
(A) operating schedule of generating units
(B) sizes of generating units
(C) total installed capacity of the plant
(D) all of the above
The area under a load curve gives__________?
(A) average demand
(B) energy consumed
(C) maximum demand
(D) none of the above
A consumer has to pay lesser fixed charges in____________?
(A) flat rate tariff
(B) two part tariff
(C) maximum demand tariff
(D) any of the above
A load curve indicates___________?
(A) average power used during the period
(B) average kWh (kW) energy consumption during the period
(C) either of the above
(D) none of the above
The load factor of domestic load is usually____________?
(A) 10 to 15%
(B) 30 to 40%
(C) 50 to 60%
(D) 60 to 70%
The expected useful life of an hydroelectric power station is around_________________?
(A) 15 years
(B) 30 years
(C) 60 years
(D) 100 years
For the same cylinder dimensions and speed, which of the following engine will produce least power?
(A) Supercharged engine
(B) Diesel engine
(C) Petrol engine
(D) All of the above engines will equal power
Which lightening stroke is most dangerous?
(A) Direct stroke on line conductor
(B) Indirect stroke on conductor
(C) Direct stroke on tower top
(D) Direct stroke on ground wire