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 ? 150 : 4 / √3. 120 : 6 / √3. 100 : 5 / √3. 200 : 5 / √3. 150 : 4 / √3. 120 : 6 / √3. 100 : 5 / √3. 200 : 5 / √3. ANSWER DOWNLOAD EXAMIANS APP
Power Systems To reduce the radio interference which line is/are transposed? Power line either 1 or 2 Both power and telecommunication lines None of these Power line either 1 or 2 Both power and telecommunication lines None of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems Maximum efficiency of modern coal fired steam raising thermal power plants is restricted to about 035 (a low value), mainly because of low alternative efficiency. high energy loss from turbine exhaust to condenser. high energy loss in boiler. low steam turbine mechanical efficiency. low alternative efficiency. high energy loss from turbine exhaust to condenser. high energy loss in boiler. low steam turbine mechanical efficiency. ANSWER DOWNLOAD EXAMIANS APP
Power Systems India 1st nuclear plant was set up at Tarapur. Bhaba. Kalpakkam. Rana pratap sagar. Tarapur. Bhaba. Kalpakkam. Rana pratap sagar. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The inductance of single phase two wire line is given by 0.4×10-7× ln(r'/d) H/m 4×10-7× ln(d/r') H/m 0.4×10-7× ln(d/r') H/m 4×10-7× ln(r'/d) H/m 0.4×10-7× ln(r'/d) H/m 4×10-7× ln(d/r') H/m 0.4×10-7× ln(d/r') H/m 4×10-7× ln(r'/d) H/m ANSWER DOWNLOAD EXAMIANS APP
Power Systems The most commonly used material for insulators of overhead lines is porcelain glass PVC mica porcelain glass PVC mica ANSWER DOWNLOAD EXAMIANS APP