Power Systems Condition for maximum voltage regulation cosφ = X/R tanφ = R/X cosφ = R/X tanφ = X/R cosφ = X/R tanφ = R/X cosφ = R/X tanφ = X/R ANSWER DOWNLOAD EXAMIANS APP
Power Systems Earth fault relay uses the which of the following sequence currents? zero sequence positive sequence negative sequence any of the above zero sequence positive sequence negative sequence any of the above ANSWER DOWNLOAD EXAMIANS APP
Power Systems The total number of strands in a ACSR conductor are 7, then find the layer number? 7 3 2 5 7 3 2 5 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Gas coolled reactor use coolant at pressure of 14-28 Kg/cm2 and at temperature of 700°-800° c. both B and C. use heavy water as coolant as well as moderator. use CO2. or helium as coolant and graphite the moderator. use coolant at pressure of 14-28 Kg/cm2 and at temperature of 700°-800° c. both B and C. use heavy water as coolant as well as moderator. use CO2. or helium as coolant and graphite the moderator. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A power station has a maximum demand of 15 MW. The plant capacity is 20 MW. Find the reserve capacity of the plant? 10 MW 20 MW 15 MW 5 MW 10 MW 20 MW 15 MW 5 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems The skin effect shows that current density is more at the centre of the condutor current density is more at the surface of the condutor the distribution of AC current is uniform through the cross section of the conductor current density is lower at the surface of the condutor current density is more at the centre of the condutor current density is more at the surface of the condutor the distribution of AC current is uniform through the cross section of the conductor current density is lower at the surface of the condutor ANSWER DOWNLOAD EXAMIANS APP
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