Describe the integrated power generating system for rural areas.

The daily output of an electric power generating station is 1,600 MWh and the coal consumption is 800 tonnes/day. If the calorific value of coal is 7,000 kcal/k.g, calculate the thermal efficiency of the station.

What do you understand by life cycle costing Explain the total life cycle cost of photovoltaic system.

On the basis of the mode of energy conversion, state the devices that take part in the energy conversion in

Railway transportation system,

Road transportation system.

Explain the terms 'Gross Calorific Value' and 'Net Calorific Value'. Define combustion efficiency.

Coal having gross calorific value of 33·5 MJ/kg consists of hydrogen and 10% moisture. Determine the net calorific value of the coal, if the sensible heat of water vapour is 2·45 MJ/kg.

Derive a general relationship between area, velocity and pressure in nozzle flow. Give the physical significance.

With help of a diagram compare the different types of forces acting on the impulse and reaction steam turbine blades.

In a steady flow steam following data is given: turbine system
h1 =3200 kJ/kg, C1 =10 m
h2 =2800 kJ/kg, C2 =50 Az m.

Find the work done by the turbine, if the heat loss is negligible.

Find the heat loss, if Wx =780 kJ/s.

With the help of a suitable sketch, state the working principle of a reaction turbine.

Classify the steam condensers. Draw the schematic of a condensing plant and show the essential components.

Draw the schematic of an evaporative condenser. What are its special characteristics

Define the terms 'Octane number', 'Cetane number', and 'Knocking'. How do you improve the Octane number of many poor fuels?

A tank having a volume of 100 litres contains 44 gm of CO2, 120 gm of N2 and 25gm of 02. What will be the pressure indicated by a gauge attached to a tank, if the gas temperature is 55°C?

What are the main advantages of water tube boilers over fire tube boilers Draw the schematic of a Benson boiler.

Explain the complete cycle of operation for a 4-stroke diesel engine.

Explain the various elements of a hydroelectric power plant.

Describe the constant head and constant speed characteristics of water turbines.

10.(a) Briefly describe the alternating power generating processes which are most promising in future.

Discuss the principle of MHD power generation.