Power Systems The characteristic impedance of a transmission on line is Inversely proportional to its length. Directly proportional to square root of its length. Directly proportional to its length. Independent of its length. Inversely proportional to its length. Directly proportional to square root of its length. Directly proportional to its length. Independent of its length. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following insulator is practically used for railway crossings? string insulator All of these strain insulator pin insulator string insulator All of these strain insulator pin insulator ANSWER DOWNLOAD EXAMIANS APP
Power Systems Power transmission lines are transposed to reduce radio interference skin effect proximity effect ferranti effect radio interference skin effect proximity effect ferranti effect ANSWER DOWNLOAD EXAMIANS APP
Power Systems The VSWR of transmission line is Directly proportional to voltage minimum and inversely proportional to voltage maximum. Directly proportional to characteristic impedance and inversely to load impedance. Proportional to load and characteristic impedance. Directly proportional to load impedance and inversely to characteristic impedance. Directly proportional to voltage minimum and inversely proportional to voltage maximum. Directly proportional to characteristic impedance and inversely to load impedance. Proportional to load and characteristic impedance. Directly proportional to load impedance and inversely to characteristic impedance. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statements is true? Corona loss increases with increase in conductor size and decrease in supply frequency increase in conductor size and increase in supply frequency decrease in conductor size and increase in supply frequency decrease in conductor size and decrease in supply frequency increase in conductor size and decrease in supply frequency increase in conductor size and increase in supply frequency decrease in conductor size and increase in supply frequency decrease in conductor size and decrease in supply frequency ANSWER DOWNLOAD EXAMIANS APP
Power Systems Keeping in view the cost and overall effectiveness, the following circuit breaker is suited for capacitor bank switching SF6. air blast. oil. vacuum. SF6. air blast. oil. vacuum. ANSWER DOWNLOAD EXAMIANS APP
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