Power Systems Which of following materials can be used as coolant Heavy water. Helium. CO2. Any of above. Heavy water. Helium. CO2. Any of above. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Generation of of one watt needs about ______________ fission per second 3.1 × 106. 3.1. 3.1 × 107. 3.1 × 1010. 3.1 × 106. 3.1. 3.1 × 107. 3.1 × 1010. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Lightning arresters are used for protection of equipment from external lightning protection of equipment from short circuits protection of equipment from open circuits All of these protection of equipment from external lightning protection of equipment from short circuits protection of equipment from open circuits All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems The corona loss on a particular system at 60 Hz is 1 kW/km per phase. What is the corona loss at 50 Hz in kW/km per phase? 1.13 1 0.93 0.882 1.13 1 0.93 0.882 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of following is a medium and low head turbines None of above. Pelton and Kaplan turbines. Kaplan and Francis turbines. Francis and Kaplan turbines. None of above. Pelton and Kaplan turbines. Kaplan and Francis turbines. Francis and Kaplan turbines. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following represents the transmission or reflection coefficient of voltage Tv? (Zl = Surge impedance of load, Zs = Surge impedance of line) 2Zl/(Zs + Zl) (Zs - Zl)/(Zs + Zl) (Zl - Zs)/(Zs + Zl) 2Zs/(Zs + Zl) 2Zl/(Zs + Zl) (Zs - Zl)/(Zs + Zl) (Zl - Zs)/(Zs + Zl) 2Zs/(Zs + Zl) ANSWER DOWNLOAD EXAMIANS APP
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