Depreciation charges are high in case of__________? A. thermal plant B. diesel plant C. hydroelectric plant D. none of these

Annual depreciation cost is calculated by___________? A. sinking fund method B. straight line methodC. both A. and B. D. none of the above

Approximate estimation of power demand can be made by_____________? A. load survey method B. statistical methods C. mathematical method D. economic parametersE. all of the above

Maximum demand on a power plant is_________________? A. the greatest of all “short time interval averaged” demand during a period B. instantaneous maximum value of kVA supplied during a period C. both A. or B. D. none of the above

For high value of diversity factor, a power station of given installed capacity will be in a position to supply? A. less number of consumersB. more number of consumers C. neither A. nor B. D. either A. or B.

_____________can generate power at unpredictable or uncontrolled times? A. Solar power plant B. Tidal power plant C. Wind power plantD. Any of the above

Which of the following is not a source of power? A. Thermocouple B. Photovoltaic cell C. Solar cell D. Photoelectric cell

During load shedding: A. system power factor is changedB. some loads are switched off C. system voltage is reduced D. system frequency is reduced Efficiency is the secondary consideration in

Air will not be the working substance in which of the following? A. Open cycle gas turbineB. Closed cycle gas turbine C. Diesel engine D. Petrol engine

Which of the following, in a thermal power plant, is not a fixed cost? A. Fuel cost B. Interest on capital C. Depreciation D. Insurance charges