Power Systems The total number of strands(N) is concentrically stranded cable with total annular space filled with strands of uniform diameter is given by (if x is number of layers) N = 3x²-3x+1 N = 3x²+3x+1 N = 3x²-2x+1 N = 3x²-6x+1 N = 3x²-3x+1 N = 3x²+3x+1 N = 3x²-2x+1 N = 3x²-6x+1 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following produces the radio interference in communication lines? electro static induction None of these electro magnetic induction both 1 and 2 electro static induction None of these electro magnetic induction both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems An hydro-graph indicates the average run off during the period. the discharge at any time during the period under consideration. All of these the maximum and minimum run off during the period. the average run off during the period. the discharge at any time during the period under consideration. All of these the maximum and minimum run off during the period. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The VSWR of transmission line is 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. Directly proportional to voltage minimum and inversely proportional to voltage maximum. Directly proportional to characteristic impedance and inversely to load impedance. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A generating station has a maximum demand of 100 MW, a load factor of 60% and a plant capacity factor of 50%. The reserve capacity of the plant is 20 MW 10 MW 80 MW 15 MW 20 MW 10 MW 80 MW 15 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems The maximum efficiency of modern coal fired steam steam raising thermal power plants is restricted to about 0.35( a low value), mainly because of high energy loss in boilers low alternator efficiency high energy loss in condenser low steam turbine mechanical efficiency high energy loss in boilers low alternator efficiency high energy loss in condenser low steam turbine mechanical efficiency ANSWER DOWNLOAD EXAMIANS APP
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