Power Systems Due to proximity effect, the increase in conductor resistance is not negligible in underground cable overhead transmission lines communication lines All of these underground cable overhead transmission lines communication lines All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems When reactance grounding is used in network, the voltage between neutral and ground is both 1 and 3 3×IR0 × Xn IN × Xn IR0 × Xn both 1 and 3 3×IR0 × Xn IN × Xn IR0 × Xn ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a power system with negligible resistance, the fault current at a point is 8.00 pu. The series reactance is to be included at the fault point to limit the short circuit. current to 5.00 pu is 0.200 pu. 0.125 pu. 3.000 pu. 0.075 pu. 0.200 pu. 0.125 pu. 3.000 pu. 0.075 pu. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Power transmission lines are transposed to reduce radio interference ferranti effect skin effect proximity effect radio interference ferranti effect skin effect proximity effect ANSWER DOWNLOAD EXAMIANS APP
Power Systems The main objectives of power system is/are All of these Flexible power has to be available. Reliable power has to be available Cost of electrical energy per KWh is to be minimum All of these Flexible power has to be available. Reliable power has to be available Cost of electrical energy per KWh is to be minimum ANSWER DOWNLOAD EXAMIANS APP
Power Systems Gross head of an hydroelectric power station is the height of water level in the river where the tail race is provided. the difference of water level between the level in storage and tail race. all of above. the height of water level in the river where the storage is provided. the height of water level in the river where the tail race is provided. the difference of water level between the level in storage and tail race. all of above. the height of water level in the river where the storage is provided. ANSWER DOWNLOAD EXAMIANS APP