A. Water
B. Carbon tetrachloride fire extinguisher
C. Foam type fire extinguisher
D. CO2 fire extinguisher
A. fuel cell
B. batteries
C. thermionic converter
D. all of the above
A. sinking fund depreciation
B. straight line depreciation
C. reducing balances depreciation
D. none of the above
A. fixed charges
B. semi-fixed charges
C. running charges
D. all of the above
A. equal to unity
B. less than unity
C. more than unity
D. none of the above
A. nuclear power plant
B. hydro power plant
C. diesel power plant
D. both B and C
E. none of the above
A. diesel engine
B. hydraulic turbine
C. gas turbine
D. steam turbine
E. any of the above
A. dependent upon the energy consumed
B. dependent upon the maximum demand of the consumer
C. both A and B
D. neither A nor B
A. the capital cost divided by number of year of life
B. the capital cost minus the salvage value, is divided by the number of years of life
C. increasing a uniform sum of money per annum at stipulated rate of interest
D. none of the above
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