1101. In a fuel cell cathode is of :

A. Oxygen
B. Ammonia
C. Hydrogen *
D. Carbon monoxide

1102. In a fuel cell electric energy is produced by :

A. Reaction of hydrogen with oxygen *
B. Thermionic action
C. Combustion of fuel in absence of oxygen
D. Any of the above

1103. Direct conversion of heat energy into electrical energy is possible through :

A. MHD generators
B. Thermionic converters
C. Fuel of solar cell
D. Both A and B *

1104. Which of the following power plants can generate power at unpredictable or uncontrollable time?

A. Tidal power plant
B. Wind power plant
C. Solar power plant
D. Any of the above *

1185.For under water movement of a submarine the power is provided by :

A. Tidal energy
B. MHD generator
C. Batteries *
D. Diesel engine

1106. The power station that does not require any moving part is :

A. Thermionic converter *
B. Wind power generation
C. Tidal power plant
D. Solar power generation

1107. A generating station which has a high investment cost and low operating cost is usually operated as a :

A. Peak load station
B. Base load station *
C. Medium load station
D. None of the above

1108. Which of the following power plant normally operates at high speed ?

A. Hydroelectric
B. Steam-turbine *
C. Petrol engine
D. Diesel engine

1109. which of the following power plants is free from environmental problems ?

A. Diesel engine
B. Nuclear
C. Hydroelectric *
D. Steam

1110. Which power plant cannot have single unit of 100 MW capacity ?

A. Steam power plant
B. Nuclear power plant
C. Hydro electric power plantD
D. Diesel engine powerplant *