Power Systems
Direct conversion of heat energy into electrical energy is possible through

 MHD generator.
 Fuel or solar cell.
 Both A and C.
 Thermal converters.

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Power Systems
In boiler water reactor (BWR)

  all of above.
 enriched uranium is used as fuel.
 there is danger of radioactive contamination of steam.
 the feed water acts both coolant and a moderator.

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