Power Systems The maximum efficiency of modern coal fired steam steam raising thermal power plants is restricted to about 0.35( a low value), mainly because of high energy loss in boilers low alternator efficiency low steam turbine mechanical efficiency high energy loss in condenser high energy loss in boilers low alternator efficiency low steam turbine mechanical efficiency high energy loss in condenser ANSWER DOWNLOAD EXAMIANS APP
Power Systems Stock bridge dampers are used to reduce the vibrations at the point of support All of these reduce the tension increase the sag reduce the vibrations at the point of support All of these reduce the tension increase the sag ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the penalty factor of a plant is unity, its incremental transmission loss is 1 -1 None of these 0 1 -1 None of these 0 ANSWER DOWNLOAD EXAMIANS APP
Power Systems The insulation resistance of the 20 km long underground cable is 8 MΩ. Other things being same, the insulation resistance of 10 km long cable will be 16 MΩ 32 MΩ 4 MΩ 8 MΩ 16 MΩ 32 MΩ 4 MΩ 8 MΩ ANSWER DOWNLOAD EXAMIANS APP
Power Systems The essential requirement(s) for power plants to be operated as peak load plants are All of these Capability of quick starts. Quick response to load variation. Low capital cost. All of these Capability of quick starts. Quick response to load variation. Low capital cost. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Equal area criteria is used for nether 1 nor 2 relative stability of the system absolute stability of the system either 1 or 2 nether 1 nor 2 relative stability of the system absolute stability of the system either 1 or 2 ANSWER DOWNLOAD EXAMIANS APP
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