Q:- An electrical power station has the power 200 megawatt(MW), then the electrical energy produced per day will be- 1. 200 MW-hour 2. 4800 MW-hour 3. 4800 MW 4. 4800 joul

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Q. Assuming that about

200 MeV

of energy is released per fission of

_{92} U^{235}

nuclei, then the mass of

_{92} U^{235}

consumed per day in fission reactor of power

1 MW

will be approximately

Q. The fuel inputs per hour of two generators delivering 200 MW are as follows:

F_{1} = 20 P_{1} + 0.05 P_{1}^{2} + 50

Rs per hour,

F_{2} = 16 P_{2} + 0.1 P_{2}^{2} + 40

Rs per hour
The limits of generators are

20 \leq P_{2} \leq 60 M W;

40 \leq P_{1} \leq 150 M W

For economic generation

P_{1}

and

P_{2}

should be

Electric power station 100 MW transmits power to a distant load through long and thin cables which of the following modes of transmission would result in less power wastage

A) 20,000 V

B) 200 V

A large coal-fired power station produces 2000 MW of electrical energy. A wind turbine with 33 m blades can produce 300 kw.
(a) How many turbines would be needed to replace the power station?
(b) Why, in actual practice, this number of turbines could not replace the coal-fired power station ?

Q. A nuclear power plant generates electric power of 200 MW using the nuclear fusion of U-235. How much uranium is consumed in a day to produce the electric power, if one U-235 nucleus produces 190 MeV of energy?

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