Power Systems String chart is drawn between temperature (T) on X- axis, sag(S) and tension (T) on Y-axis T on Y-axis and S and T on on X-axis nether 1 nor 2 both 1 and 2 temperature (T) on X- axis, sag(S) and tension (T) on Y-axis T on Y-axis and S and T on on X-axis nether 1 nor 2 both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Two insulator discs of identical capacitance value C make up a string for a 22 kV, 50 Hz, single phase overhead line insulation system. If pin to earth capacitance is also C, then find the string efficiency? 90% 75% 50% 86%% 90% 75% 50% 86%% ANSWER DOWNLOAD EXAMIANS APP
Power Systems Positive, negative and zero sequence impedances of line are 2,2 and 5 pu respectively. Find self and mutual impedances respectively? 1 and 3 pu 2 and 5 pu 3 and 1 pu 2 and 2 pu 1 and 3 pu 2 and 5 pu 3 and 1 pu 2 and 2 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following plants is/are base load plants pump storage run off river nuclear both 1 and 2 pump storage run off river nuclear both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems The use of high speed circuit breakers improves system stability. decrease system stability. reduces the short circuit current. increased the short circuit current. improves system stability. decrease system stability. reduces the short circuit current. increased the short circuit current. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If we increase the length of the transmission line, the charging current decreases None of these increases remains unaffected decreases None of these increases remains unaffected ANSWER DOWNLOAD EXAMIANS APP
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