Explanation

Power factor correction is the method of connecting a capacitor in parallel with an inductive load 

Explanation

 Lignite verity of coal has a lowest calorific value

Explanation

A turbine with rated speed of 250 rmp, connected to a synchronous generator, must produce power at 50 Hz .The generator must have 4 poles

Answer D 24 poles Ns=120f/p P= 120f/Ns P= 120*50/250 P= 24

Explanation

The output of the solar cell is of the order of 1 w

Explanation

The efficiency of a thermal power plant improves with Use of high steam pressure 

Explanation

A condenser in a thermal power plant condenses steams coming out of  Turbine 

Explanation

The rated voltage of a 3-phase power system is reported as RMS line to line voltage 

Explanation

The solar cell is a PN- JUNCTION operating in Unbaised