Nuclear reactors usually employ fusion. both of A and B. none of above. fission. TRUE ANSWER : ? YOUR ANSWER : ?
A coal fired steam power station working at a plant factor of 80% has one 500 MW generating unit. If the heat content of coal is 2 kWh/kg, the overall plant efficiency is 40% and a train load of coal is 2000 metric tons, then the number of trains required daily for the plant is 16 2 6 10 TRUE ANSWER : ? YOUR ANSWER : ?
Ships are usually supplied power by Diesel engine. None of above. Steam accumulator. Hydraulic turbine. TRUE ANSWER : ? YOUR ANSWER : ?
Reflection coefficient of voltage is Rv (Zs - Zl)/(Zs + Zl) 2Zs/(Zs + Zl) 2Zl/(Zs + Zl) (Zl - Zs)/(Zs + Zl) TRUE ANSWER : ? YOUR ANSWER : ?
The conductor of a 10 Km long single phase, two wire line are separated by a distance of 1.5 m the diameter of each conductor the inductance of the circuit is 23.33 mH. 23.8 mH. 21.2 mH. 25.8 mH. TRUE ANSWER : ? YOUR ANSWER : ?
In a 220 kV system, the inductance and capacitance up to the circuit breaker location are 25 mH and 0.025 µF respectively. The value of resistor required to be connected across the breaker contacts which will give no transient oscillations, is 25 Ω 500 Ω 250 Ω 1000 Ω TRUE ANSWER : ? YOUR ANSWER : ?
A 3-phase transmission line has its conductors at the corners of an equilateral triangle with side 3m. The diameter of each conductor is 1.63 cm. The inductance of the line per phase per km is 1.093 mH 1.232 mH 1.043 mH 1.182 mH TRUE ANSWER : ? YOUR ANSWER : ?
The main advantage of the Decoupled Load Flow (DLF) as compared to the NR method is accuracy is more number of iterations are less All of these reduced memory requirements in storing the Jacobian elements TRUE ANSWER : ? YOUR ANSWER : ?
When reactance grounding is used in network, the voltage between neutral and ground is both 1 and 3 IR0 × Xn IN × Xn 3×IR0 × Xn TRUE ANSWER : ? YOUR ANSWER : ?
When a neutral point of 3 - Φ system is directly connected to earth then it has what type of grounding? Reactance. Resistance. Peterson coil. Solid. TRUE ANSWER : ? YOUR ANSWER : ?