Power Systems
Which of the following rotor is used in thermal power plants?

 either of these
 cylindrical rotor
 salient pole rotor
 squirrel cage rotor

ANSWER DOWNLOAD EXAMIANS APP

Power Systems
The VSWR of transmission line is

 Directly proportional to characteristic impedance and inversely to load impedance.
  Directly proportional to load impedance and inversely to characteristic impedance.
 Directly proportional to voltage minimum and inversely proportional to voltage maximum.
 Proportional to load and characteristic impedance.

ANSWER DOWNLOAD EXAMIANS APP

Power Systems
In coal fired thermal power stations, what are the electrostatic precipitators used for?

All of these
 To remove dust particles setting on the bus bar conductors in the station switch yard
 To keep the air heaters clean
 To collect the dust particles from the flue gases

ANSWER DOWNLOAD EXAMIANS APP