Economics of Power Generation

The knowledge of diversity factor helps in determining__________? A. plant capacity B. average load C. peak load D. kWh generated

Load shedding is possible through which of the following? A. Switching of the loads B. Frequency reduction C. Voltage reductionD. Any of the above

Which of the following devices may be used to provide protection against lightening over voltages? A. Horn gaps B. Rod gaps C. Surge absorbersD. All of the above

The effect of electric shock on human body depends on which of the following? A. current B. voltage C. duration of contactD. all of the above

Which of the following component, in a steam power plant, needs maximum maintenance attention? A. Steam turbine B. Condenser C. Water treatment plantD. Boiler

Which of the following plants is almost inevitably used as base load plant? A. Diesel engine plant B. Gas turbine plantC. Nuclear power plant D. Pumped storage plant

An over excited synchronous motor on no load is known as__________? A. synchronous condenser B. generator C. induction motor D. alternator

Which of the following source of power is least reliable? A. Solar energy B. Geothermal power C. Wind powerD. iMHD

Which of the following is not a method for estimating depreciation charges? A. Sinking fund method B. Straight line method C. Diminishing value methodD. Halsey’s 50—50 formula

For a diesel generating station the useful life is expected to be around_________Years? A. 15 to 20 years B. 20 to 50 years C. 50 to 75 years D. 75 to 100 years