Power Systems Which of the following statements is/are true? By increasing of temperature, sag increase both 1 and 2 neither 1 nor 2 tension decrease sag increase both 1 and 2 neither 1 nor 2 tension decrease ANSWER DOWNLOAD EXAMIANS APP
Power Systems The insulation of modern EHV is designed based on switching voltage. corona. lightning voltage. RI. switching voltage. corona. lightning voltage. RI. ANSWER DOWNLOAD EXAMIANS APP
Power Systems India 1st nuclear plant was set up at Kalpakkam. Tarapur. Bhaba. Rana pratap sagar. Kalpakkam. Tarapur. Bhaba. Rana pratap sagar. ANSWER DOWNLOAD EXAMIANS APP
Power Systems For distortion less line which of following relation are true R/L = C/G. R = O, G = O. R/L = G/C. None of above. R/L = C/G. R = O, G = O. R/L = G/C. None of above. ANSWER DOWNLOAD EXAMIANS APP
Power Systems What will be the ratio of the C.T. on the H.V side of a 3 - φ star / delta 33 / 11 kV transformer if the protecting CT on the LV side has a ratio of 300 : 5 ? 200 : 5 / √3. 100 : 5 / √3. 150 : 4 / √3. 120 : 6 / √3. 200 : 5 / √3. 100 : 5 / √3. 150 : 4 / √3. 120 : 6 / √3. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Power system network has a total power of 5000 MW at 50 Hz supplying to the different consumers. Frequency is varying at 1.5% per change of 2% load. Assume R =0.004 Hz/MW. Find the steady state frequency deviation if a sudden loss of 200 MW occur due to tripping of one of the transmission line? 0.52 Hz -0.52 Hz 0.48 Hz 50 Hz 0.52 Hz -0.52 Hz 0.48 Hz 50 Hz ANSWER DOWNLOAD EXAMIANS APP
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